Exploit for S2-055 CVE-2017-7525

Deserialization vulnerability in Apache Struts 2 (S2-055, CVE-2017-7525) enabling RCE.

Published 5 Oct 2026Updated 5 Oct 202693 sources
CVSS 9.8 PoC CANDIDATE

What happened

Deserialization vulnerability in Apache Struts 2 (S2-055, CVE-2017-7525) enabling RCE.

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