CVE-2026-42615

Description

GCHQ CyberChef before 11.0.0 allows XSS via Show Base64 offsets, as demonstrated by the /#recipe=Show_Base64_offsets('%3Cscript substring.

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Produits concernés

• GCHQ CyberChef

Scores CVSS

Faiblesses (CWE)

• CWE-79

Références

• https://github.com/gchq/CyberChef/commit/9641ae07f92e9af50f10e978385465b2f4a36c4d
• https://github.com/gchq/CyberChef/compare/v10.24.0...v11.0.0
• https://github.com/gchq/CyberChef/issues/2344
• https://github.com/gchq/CyberChef/pull/2346

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories