Exploit for CVE-2025-22131-PoC

Stored XSS in PhpSpreadsheet via unsanitized sheet names in XLSX navigation HTML.

Published 21 Sep 2026Updated 21 Sep 2026124 sources
CVSS 6.1 PoC CANDIDATE

What happened

Stored XSS in PhpSpreadsheet via unsanitized sheet names in XLSX navigation HTML.

Affected versions

Unknown product: See original advisory Fixed: See vendor advisory.

Why it matters

This source correlation may provide earlier visibility while structured CVE metadata is still being updated.

Detection & mitigation

  • Review the original advisory and validate affected versions.
  • Apply vendor-provided updates or mitigations when available.

Public PoC references