980 matches found
Malicious code in @guangnao/claude-cli (npm)
--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector b9276dba65fd393d94c5beb06122b1297994c96bda03d940f34fcc59016e4c5b The bundled CLI at bin/claude-cli.js hardcodes a hub endpoint https://hub.client-llm.com that is concealed behind a bespoke base64+XOR decoder functi...
Poison Claude Sells Discounted Claude Access While Its Operator Sees Every Customer Prompt
Cybersecurity researchers have discovered more than half-a-dozen services advertisements for illegal access to artificial intelligence AI models on underground cybercrime forums and messaging platforms. One such service, Poison Claude, claims to offer access to Anthropic's large language models...
MAL-2026-12312 Malicious code in @agenthub-ai/agent (npm)
--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 759e28e403a082017b33bb95bcc8c1d7abd229a59375b8a4a3de9841c89d3379 Package installs a long-running daemon that opens a persistent WebSocket to wss://agenthub-agent.fyenet.com and dispatches command envelopes from the...
Malicious code in sextant-cli-darwin-amd64 (npm)
--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 9d2e5ab6503eb2b9c12bf64e34cb2fe12227c07b179231ebe23f13b8866181f1 The tarball contains a single 13.4 MB Mach-O darwin/amd64 Go binary at bin/sxt and a package.json with no source, no main, no bin mapping, and no...
MAL-2026-12028 Malicious code in sextant-cli-darwin-amd64 (npm)
--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 9d2e5ab6503eb2b9c12bf64e34cb2fe12227c07b179231ebe23f13b8866181f1 The tarball contains a single 13.4 MB Mach-O darwin/amd64 Go binary at bin/sxt and a package.json with no source, no main, no bin mapping, and no...
MAL-2026-12029 Malicious code in sextant-cli-linux-amd64 (npm)
--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector aab426dad8f1e5722f2836debe2f93730df98b7c109865426208edb687955b30 sextant-cli-linux-amd64 ships a Linux amd64 Go binary that, on execution, connects to a hardcoded WebRTC signaling relay at wss://relay.sextant.top a...
Malicious code in sextant-cli-darwin-arm64 (npm)
--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 23978b08a7e3f8af97d2c8060e7fc3aca9a18d9f3435163a9d3ab97ac0b9d4d0 Package ships a darwin/arm64 Go binary that opens an outbound WebSocket to a hardcoded author-controlled relay at wss://relay.sextant.top and links a...
MAL-2026-11558 Malicious code in @cacheable/memory (npm)
npm/@cacheable/memory version 2.2.1 is a trojanized release published on 2026-08-04 during the compromise of the npm/GitHub maintainer account behind the keyv and cacheable package families user "Jaredwray". Attackers pushed the malicious payload to the source repository and cut releases through...
A week in security (July 27 – August 2)
Last week on Malwarebytes Labs: Fake Fortnite rewards are stealing players’ accounts Fake Flash Player installs AtlasRAT Malwarebytes for Windows, now available on the Microsoft Store Hims & Hers sued over alleged health data privacy failures Hidden prompt turns Microsoft Copilot into an AI worm...
Malicious code in pm-claude-skills-mcp (npm)
--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector ce00c3df3f5fdc8df05a880bb2abd711a8e1d7352b8067ef88d70d353e825e3c lib/report.js imports childprocess, fs, os, and https, then collects host and user identity data via os.hostname and os.userInfo, reads local files v...
MAL-2026-11475 Malicious code in pm-claude-skills-mcp (npm)
--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector ce00c3df3f5fdc8df05a880bb2abd711a8e1d7352b8067ef88d70d353e825e3c lib/report.js imports childprocess, fs, os, and https, then collects host and user identity data via os.hostname and os.userInfo, reads local files v...
Anthropic Says Claude Models Hacked 3 Organizations During Cyber Tests
Anthropic found Claude accessed systems at three real businesses after a testing error gave its AI models live internet access during cybersecurity evaluations...
Anthropic’s Opus 5 Is Better at Resisting Prompt Injection
The chart is interesting. On the IPI benchmark, Opus 5 improved over Opus 4.8, reducing the probability of an attacker succeeding within 15 attempts from 5.5% to 2.0%, and from 0.5% to 0.2% on 1 attempt. It also improved on Sonnet 5 5.9% at k=15 and Mythos 5 2.6%, making it the most robust model...
Anthropic Says Claude Mistook the Open Internet for a CTF and Breached Three Organizations
Anthropic on Thursday became the latest artificial intelligence AI company to reveal that three of its models, including Claude Opus 4.7, Mythos 5, and an unnamed research model, had breached three unnamed organizations during cybersecurity testing without its knowledge. The AI firm said the...
Anthropic Says Claude Hacked Into 3 Organizations During Cybersecurity Tests
In a review triggered by OpenAI’s Hugging Face incident, Anthropic discovered three of its AI models had breached real-world organizations during third-party evaluations...
claude-pentest
claude-pentest A local pentesting toolkit built for Claude Co...
cve-2026-47858 - HIGH - CVE-2026-47858: live information startup mode is vulnerable for remote code execution
Starting Spring Boot applications in the Spring Tools with the live information mode enabled makes the running application vulnerable against JMX-based remote code execution. This affects the live information feature across all environments Eclipse, Visual Studio Code, Theia, Cursor except the...
Claude AI Just Cracked a Post-Quantum Test Scheme and Found a Faster 7-Round AES Attack
Anthropic says Claude Mythos Preview helped derive an end-to-end key-recovery attack against HAWK-256 and a 200- to 800-fold speedup for an attack on seven-round AES-128. The HAWK attack exploits a previously unused symmetry in the lattice behind the signature scheme. Anthropic's released...
Shared Claude chats were searchable on Google
Reddit users found that by using a specific Google search query, it was possible to find Claude conversations that users had shared. This exposed sensitive material, including crypto wallet keys, names, addresses, work notes, and even erotic or otherwise policy-violating chats. Fortune says...