CVE-2026-84810
claude-skill-antivirus fails to analyze executable files when scanning local skill directories, reading only SKILL.md while ignoring Python source, bytecode, and other artifacts in the scripts directory. Attackers can distribute skills with malicious code in non-manifest files that receive a SAFE verdict with 100/100 trust score despite containing unanalyzed executable payloads.
Açıklama ve Etki
claude-skill-antivirus fails to analyze executable files when scanning local skill directories, reading only SKILL.md while ignoring Python source, bytecode, and other artifacts in the scripts directory. Attackers can distribute skills with malicious code in non-manifest files that receive a SAFE verdict with 100/100 trust score despite containing unanalyzed executable payloads.
Referanslar
- https://github.com/claude-world/claude-skill-antivirus
- https://github.com/claude-world/claude-skill-antivirus/blob/v2.1.3/src/scanner/index.js
- https://github.com/claude-world/claude-skill-antivirus/blob/v2.1.3/src/utils/downloader.js
- https://github.com/claude-world/claude-skill-antivirus/issues/33
- https://www.vulncheck.com/advisories/claude-skill-antivirus-analysis-bypass-via-manifest-only-local-directory-scan
- https://github.com/nedlir/skills-scanner-bypass
Güvenli Doğrulama Notu
Bu sayfa saldırı gerçekleştiren payload'lar çalıştırmaz. Doğrulama; etkilenen ürün/sürümün envanterden kontrol edilmesi, üretici güvenlik duyurusunun incelenmesi ve güncellemenin uygulanması üzerinden yapılmalıdır.