What is CVE-2026-22355?

CVE-2026-22355 is a high-severity vulnerability in Gregmolnar Simple XML Sitemap, classified under Cross-Site Request Forgery (CSRF). CVSS score: 7.1/10. Published 2026-01-22.

How severe is CVE-2026-22355?

High severity. CVSS v3 base score is 7.1 out of 10.

CSRF in Gregmolnar Simple XML Sitemap

CVE-2026-22355

Cross-Site Request Forgery (CSRF) vulnerability in gregmolnar Simple XML Sitemap simple-xml-sitemap allows Stored XSS.This issue affects Simple XML Sitemap: from n/a through <= 1.3.

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.001 (2.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L.

Affected products

Gregmolnar Simple Xml Sitemap — versions 0

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2026-22355?: CVE-2026-22355 is a high-severity vulnerability in Gregmolnar Simple XML Sitemap, classified under Cross-Site Request Forgery (CSRF). CVSS score: 7.1/10. Published 2026-01-22.
How severe is CVE-2026-22355?: High severity. CVSS v3 base score is 7.1 out of 10.