MEDIUM 6.9 NVD
CVE-2026-94111
Tencent BrowserSkill through 0.3.0 contains an authentication bypass vulnerability in the local daemon WebSocket origin validation that accepts any chrome-exten
Tencent BrowserSkill through 0.3.0 contains an authentication bypass vulnerability in the local daemon WebSocket origin validation that accepts any chrome-extension origin with 32 characters in range a-p. Attackers can register a malicious extension as a browser client to intercept and manipulate page content, DOM, and screenshots returned to the AI agent.
References
- https://github.com/Tencent/BrowserSkill/blob/cli-v0.3.0/crates/bsk-cli/src/daemon/ws.rs#L3
- https://github.com/Tencent/BrowserSkill/issues/273
- https://www.vulncheck.com/advisories/tencent-browserskill-through-0.3.0-origin-validation-
This medium severity vulnerability with a CVSS score of 6.9 was published on 2026-09-20 via NVD.
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