CVE-2026-84811
mediumagentverus-scanner fails to analyze compiled Python bytecode files in companion code directories, allowing attackers to bypass security scanning by shipping ma…
agentverus-scanner fails to analyze compiled Python bytecode files in companion code directories, allowing attackers to bypass security scanning by shipping malicious __pycache__ entries alongside benign source files. Attackers can execute arbitrary Python bytecode on import while the scanner reports a CERTIFIED verdict with high trust scores in both static and semantic analysis modes.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/agentverus/agentverus-scanner disclosure@vulncheck.com
- https://github.com/agentverus/agentverus-scanner/blob/v0.8.1/src/scanner/analyzers/semanti... disclosure@vulncheck.com
- https://github.com/agentverus/agentverus-scanner/blob/v0.8.1/src/scanner/companion-code.ts disclosure@vulncheck.com
- https://github.com/agentverus/agentverus-scanner/issues/27 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/agentverus-scanner-companion-code-analysis-bypass-via... disclosure@vulncheck.com
