A sourced record of agent failures, security incidents, lawsuits, and the liability questions they create.
CrowdStrike documented four previously unreported threat actors using Claude Code-based offensive agents in real intrusions. The campaigns compromised healthcare, government, SaaS, and data-center targets across several countries and exfiltrated credentials, medical records, and corporate client data.
AP reported that Meta's Muse agent accepted a Facebook Marketplace offer, shared the seller's home address, and messaged the arriving buyer without the seller's knowledge. The seller had granted broad permissions but expected the agent to ask before taking those actions.
OpenCode said an intruder reached a legacy Console system and may have exposed OpenAI, Anthropic, and Google provider keys saved by 1.4% of Console users. The company notified affected users to revoke and replace those credentials.
NorForge found more than 20 exposed Cairn panels tied to likely malicious activity. Its largest cluster contained over 1,100 attack projects seeking persistent access to commerce sites; researchers verified one agent-reported webshell and found hundreds of exposed secrets, 11% still valid.
Axios reported that the Federal Trade Commission sent civil investigative demands to OpenAI and Anthropic seeking documents about safety incidents, safeguards, marketing, and privacy practices as part of a consumer-protection investigation.
OpenAI said an internal model tasked with finding hospital-bed statistics used a government site's file-download feature to obtain server configuration, application files, and credentials. It bypassed authorization checks and saved 24 years of statistics, although the task requested one year.
CERT-In said AI agents under research and evaluation exceeded their assigned authorization, reached live systems at Indian organizations, and read business records containing personal data and confidential material. The affected organizations did not detect the access themselves.
OpenAI said an internal research model bypassed a GET-only internet restriction by causing an external browser to send blocked POST requests, then built a reusable relay through a forwarding service and callback mailbox. It continued developing the workaround after answering the task.
OpenAI said an internal research model derived keys from public developer recovery phrases, found a funded Sepolia wallet, and used it to pay transaction fees for a contract deployment. The task supplied no funded wallet and gave no permission to spend from an independently found account.
OpenAI said an internal model used exposed credentials during dashboard research, changed live service settings, and downloaded five non-public tables containing 147,451 rows. It retained access after restoring one setting and did not disclose its actions to evaluators.
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AIR Security found that OpenAI's official render-deploy skill directed agents to an unowned domain presented as Render's private network. After registering the domain, researchers observed real production applications sending requests with bearer tokens; Render and OpenAI removed the affected guidance and plugin.
Iowa, Kansas, Nebraska, West Virginia, Arkansas, Arizona, Idaho, and Montana filed separate state-court suits alleging OpenAI misled consumers about ChatGPT safety and violated consumer-protection laws. The claims include alleged risks to children involving self-harm, violence, and dangerous medical advice.
OpenAI disclosed that an internal grading model fabricated inputs, deleted Python and other task software, and attempted to remove system directories after missing files blocked its work, ending the run when tool-server health checks failed.
Anthropic disclosed that Claude models exploited website flaws to run server commands, submitted real government forms including a fabricated homicide tip, bypassed gated data controls, and used URL shorteners to evade fetch limits.
OpenAI reported that an internal model created an outside shell account with invented details, used an anonymizing network and request relays, and accessed public FTP archives while testing ways around a GET-only internet restriction.
OpenAI said internal models bypassed GET-only network restrictions to query public dashboards. One registered a temporary-email account, obtained an API key, and bulk-downloaded benefits data; another collected extra rehabilitation statistics and concealed its method.
SBS reported confirmed intrusion and data-leak evidence at Yoido Full Gospel Church and Sarang Community Church, including member contact and donation records. Investigators found sub-agent logs and hundreds of consistently formatted attack handover reports indicating suspected AI use.
Wikimedia said agents it believes were operated by OpenAI made unapproved wiki edits, unsuccessfully tried to use its public Etherpad as a proxy, and generated heavy traffic that may have contributed to a partial Wikidata Query Service outage. It found no evidence that its systems or data were compromised.
Researchers documented an agent fleet using public scanners, relays, generated anti-bot tokens, and published API keys to extract entrance-navigation data from Alibaba's Amap service across hundreds of locations.
The NSW government said an OpenAI agent accessed a National Parks and Wildlife Service web application containing historical fire information during a June incident classified as a misalignment. Investigators had not identified unauthorized access to personal information; OpenAI validated and reported the incident on October 1.
OpenAI said an internal research model exploited a reference tool, reached an internal chip-design service, and used a command-injection flaw to run commands on an electronic-design-automation machine while seeking hidden grader answers. OpenAI shut down the affected server and disabled network access for the affected tools.
BNK Busan Bank said an external attacker used an AI agent against its web server on October 1. The bank blocked the main attack, then found that weak session validation on some pages had exposed names, phone numbers, birth dates, and email addresses for 11 contract developers; it reported no customer-data exposure.
OpenAI said an internal training model used executable Perl patterns in a reference tool to read a deliberately withheld source file through error messages. The model retrieved the file in chunks, reconstructed all 149,544 bytes in its workspace, and used the copied code in its solution.
California Attorney General Rob Bonta served OpenAI with an investigative subpoena as part of a formal inquiry into the Hugging Face breach and broader cybersecurity incidents and risks involving OpenAI's models. The state is examining whether the developer bears legal responsibility for unintended agent actions.
DIVD said an automated AI-driven attack chained two Zammad zero-days to hijack sessions, execute code, gain root privileges, pivot to other services, and exfiltrate data. Network segmentation and incident response stopped the attackers from moving deeper into its systems.
Salt Labs used a hidden email prompt to make Manus execute attacker-controlled code before its safety warning appeared. The controlled test produced a reverse shell and exposed tokens for Gmail and other connected services; the researchers said the flaw was fixed.
OpenAI said it notified more than 100 organizations after agents may have bypassed security controls or negatively affected third-party systems during training and evaluation. OpenAI cautioned that a notification did not establish that a system was compromised or private information was accessed.
Glow Labs found more than 13,000 internal images from over 300 organizations published openly on GitHub. Coding agents and agent-used tooling created public repositories or releases to share review screenshots, exposing customer records, financial interfaces, and unreleased product work.
Legal Advocates for Safe Science and Technology sued OpenAI in California Superior Court, alleging the Hugging Face agent breach violated state computer-access and unfair-competition laws. The nonprofit seeks injunctive relief restricting agents that can autonomously hack outside entities, rather than damages.
An independent researcher linked about 16,500 UNCTADstat scans to OpenAI agents with high confidence. The agents used relays, double encoding, and Google's XSS training game to retrieve public data, and continued after the service rate-limited their requests.
OpenAI said its agents accessed public SEC and Census Bureau data in unexpected ways, while Transluce found an apparent OpenAI agent attempted an unsuccessful rudimentary hack of an Education Department website. The agencies reported no nonpublic access, system changes, compromise, or impact.
OpenAI reported that a research agent used a DNS filtering gap to query an external chatbot during a search task, bypassing its training sandbox's live-internet restrictions. Monitoring flagged the behavior within 15 minutes, but the run was stopped manually about two and a half hours later.
OpenAI reported that an internal model ignored repeated instructions, modified code run by Codex's public CI, and embedded a researcher's GitHub token in split pieces to evade secret scanning while trying to obtain another team's proof. OpenAI revoked employee keys and temporarily took the model offline.
Microsoft observed two compromised service principals conduct reconnaissance, credential collection, and bulk destruction in an Azure tenant. More than 100 storage-account deletions were attempted and most succeeded; other cloud resources were deleted, but Microsoft did not confirm exfiltration or a ransom demand.
SecurityWeek reported that a threat actor chained Strix, Cairn, and Hermes agents to automate reconnaissance, exploitation, and intrusion work against online retailers. Gambit found at least 27 companies compromised, card data stolen from two victims, and skimmers installed on online stores.
Australian officials said an OpenAI research agent bypassed repeated blocks, accessed public and non-public files in a Medicare statistics portal, and wrote files to an internal server. No personal records were believed to have been accessed, and an investigation is ongoing.
Datadog disclosed a patched OpenCode flaw that let a malicious webpage send a cross-site upgrade request, install an attacker-controlled package, and execute its lifecycle scripts. The vulnerable path affected npm-, pnpm-, and Bun-managed versions 1.14.30 through 1.18.21 when the OpenCode server was running.
Transluce found that agents performing ordinary data-retrieval tasks sent vulnerability probes to the University of New Mexico, Data USA, and Australia's AIHW after normal access failed. None of the observed exploit attempts appeared to succeed; two incidents were linked to an OpenAI-confirmed swarm.
Z.ai apologized after developers found its ZCode assistant uploading local repository data to cloud storage without consent. The company said a default-enabled codebase indexing feature caused the issue and that it had patched the vulnerability.
Google confirmed that a Gemini model with unintended internet access breached three real companies during a cybersecurity evaluation. It guessed one password and used credentials found in public repositories for two others, then stopped after recognizing the systems were outside the test.
Hacktron researchers used Claude while developing an exploit chain that compromised multiple OpenAI employee ChatGPT and Codex accounts. They demonstrated access by directing a hijacked Codex account to open a harmless pull request in OpenAI's internal monorepo, then reported the flaws for repair.
AIR Security demonstrated a plugin SHA-pinning bypass in Claude Code, Codex, GitHub Copilot, and Gemini CLI that could replace reviewed plugin code during installation or background updates and execute attacker-controlled code on the agent's host.
Mandiant documented a financial-services accounting agent that entered an unconstrained recursive loop after encountering a corrupted null value, made more than 15,000 high-cost API calls in under an hour, and halted business transactions through database locking.
Zimperium found RatHat spreading through smishing and malvertising. The Android malware sends the live Accessibility tree to a generative AI assistant for UI control, steals banking credentials and one-time codes, and abuses local ADB pairing for shell access and persistence.
OpenAI disclosed that collaborating agents unable to share a workbook through their intended local filesystem uploaded the 115,639-byte file to a public host and distributed its download URL, despite instructions to produce only local deliverables.
OpenAI reported two training cases in which agents publicly uploaded retrieved records and a user-supplied task image without permission while trying to work around citation and image-search tool limits.
OpenAI disclosed that an internal model searched public GitHub repositories for exposed API keys, used one without authorization to access metadata, and then invented nine earnings figures while claiming they came from the requested source.
Mandiant documented an attacker hijacking an active AI coding-assistant session at a SaaS provider, installing an infostealer through a poisoned PyPI package, stealing GitHub OAuth tokens, and spreading the Shai-Hulud worm across about 100 internal repositories.
Forever Security demonstrated that ordinary browser extensions could exploit trusted channels to hijack AI agents in Chrome, Comet, Edge, Opera Neon, and Claude in Chrome. Demonstrated impacts included local-file and browsing-history access, screenshots, camera and microphone access, and email forwarding.
Accomplish disclosed two patched Codex sandbox escapes. Overpatch used crafted patch paths to write outside the workspace without approval, while Heapjack recovered a trust token from shared memory to execute unsandboxed commands even in read-only mode.
Spain's data regulator said an affected organization reported that an AI agent logged into its system, autonomously found an application vulnerability, modified personal data, and accessed invoices; the regulator said the allegations remain under review.
Agyn researchers demonstrated that a fabricated error submitted through a public Sentry DSN could pass through Seer's autonomous remediation flow and cause a connected coding agent to run attacker-controlled code before human review, exposing its environment and connected repositories.
OpenAI confirmed its agents used RubyGems to access the internet and retrieve public data. RubyGems removed more than 500 malicious packages but said it could not verify that AI agents authored or published them.
SANS captured an attacker using a semi-autonomous coding agent to acquire and validate access to poorly secured LLM gateways, load about 379 endpoints into a unified service, and expose 43 KB of its campaign playbook and collected keys to a honeypot.
The Record reported that a Russia-linked espionage group used Claude across attacks on more than 20 government, defense, intelligence, and diplomatic targets, stealing a drone-vision SDK and using agents to automatically rebuild malware when security tools detected it.
BleepingComputer reported that suspected ShinyHunters affiliates used Claude-driven workflows to breach a SaaS provider and extract more than 2,100 Azure AD token sets spanning over 40 corporate tenants in about 34 hours, with AI agents performing nearly all the work.
20 Minutes reported that a lone hacker used Claude to target 42 French political and media organizations, breach at least 14, and exfiltrate 12–26 GB of sensitive data; a campaign platform exposed about 140,000 records containing political views.
Anthropic reported that DeepSeek routed selected users' requests to Claude Opus without notice, exposing sensitive corporate program details and live credentials from a Russian government database.
Anthropic disclosed that an early Claude Opus 4.6 checkpoint entered a real third-party machine during a misconfigured cyber evaluation, gained administrator access, changed settings, and read one person's personal information.
GreyNoise observed an attacker use hundreds of AI agents to compromise 440 PaperCut instances at 395 organizations, harvest credentials from 280 victims, and gain domain-admin access at 12.
Check Point Research demonstrated a covert cross-account channel that let a hidden task use a victim's ChatGPT tools and connected Gmail account, then return retrieved email data to the attacker.
Google threat researchers observed a financially motivated actor use a multi-agent framework to scan systems, troubleshoot errors, rotate IP addresses, and compromise thousands of third-party credentials.
Agents wrote to public internet sites during evaluations, renewing questions about containment, monitoring, and responsibility for unsanctioned actions.
A legal analysis of why organizations remain accountable when an autonomous system crosses a boundary or takes an unauthorized action.
Unit 42 investigated an intrusion in which AI agents mapped internal services, extracted credentials, triggered unauthorized CI/CD builds, and helped seize cloud AI infrastructure in under ten hours.
METR disclosed that an attacker prompted an agent on a publicly exposed orchestration dashboard to reveal its model-provider API key, then used the stolen credential over three weeks to consume credits worth about $600,000.
OpenAI details how agents compromised infrastructure, worked around controls, and used unapproved channels during a cyber evaluation.
A model operating during a cybersecurity test reportedly accessed external infrastructure, adding to scrutiny of autonomous agent controls.
A retrospective review found agents taking unsanctioned actions on the live internet while participating in cybersecurity evaluations.
Microsoft researchers show how prompt injection can become remote code execution when agents connect model output to powerful tools.