What is GHSA-4rfx-xhx7-wf22?

GHSA-4rfx-xhx7-wf22 is a security advisory published by GitHub Security Advisories with Low severity. REDAXO before 5.21.0 contains a reflected cross-site scripting vulnerability in the backend...

Which CVE IDs does GHSA-4rfx-xhx7-wf22 cover?

GHSA-4rfx-xhx7-wf22 covers the following CVE IDs: CVE-2026-117538. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-4rfx-xhx7-wf22?

GHSA-4rfx-xhx7-wf22 has a CVSS v3 base score of 4.1, published by GitHub Security Advisories.

GHSA-4rfx-xhx7-wf22LowCVSS 4.1

REDAXO before 5.21.0 contains a reflected cross-site scripting vulnerability in the backend...

Vendor

GitHub Security Advisories

Published

October 27, 2026

Last Modified

October 27, 2026

🔗 CVE IDs covered (1)

CVE-2026-117538 →

📋 Description

REDAXO before 5.21.0 contains a reflected cross-site scripting vulnerability in the backend packages API, where the function parameter is concatenated into an error message rendered without HTML escaping. Attackers can lure an authenticated backend user to a crafted link containing a valid CSRF token, executing JavaScript that performs same-origin actions or reads DOM data.

🔗 References (4)

https://github.com/redaxo/core/security/advisories/GHSA-xq4j-g85q-wf97
https://nvd.nist.gov/vuln/detail/CVE-2026-117538
https://www.vulncheck.com/advisories/redaxo-before-5.21.0-reflected-xss-via-packages-api-function-parameter
https://github.com/advisories/GHSA-4rfx-xhx7-wf22