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CVE-2026-84810

claude-skill-antivirus Analysis Bypass via Manifest-Only Local Directory Scan

CVSS 4.0 7.1 HIGHCVSS 3.1 6.5 MEDIUMCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-84810

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-84810

Published

claude-skill-antivirus

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "claude-world",
                    "product": "claude-skill-antivirus",
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:npm/claude-skill-antivirus",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThanOrEqual": "2.1.3"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON