VulnerabilityAnalyzed

CVE-2025-66026

Prior to version 5.20.1, a reflected Cross-Site Scripting (XSS) vulnerability exists in the Mediapool view where the request parameter args[types] is rendered into an info banner without HTML-escaping.

MEDIUM 6.1EPSS 0.27%

Does this matter?

Lower severity and a low EPSS score (0.27%). Track it; it rarely justifies an emergency change on its own.

Description

REDAXO is a PHP-based CMS. Prior to version 5.20.1, a reflected Cross-Site Scripting (XSS) vulnerability exists in the Mediapool view where the request parameter args[types] is rendered into an info banner without HTML-escaping. This allows arbitrary JavaScript execution in the backend context when an authenticated user visits a crafted link while logged in. This issue has been patched in version 5.20.1.

CVSS 3.1: 6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS: 0.27% probability · 19th percentile
CISA KEV: Not listed
Weakness: CWE-79
Affected: redaxo/redaxo
Source: security-advisories@github.com

References

https://github.com/redaxo/redaxo/commit/58929062312cf03e344ab04067a365e6b6ee66aaPatch
https://github.com/redaxo/redaxo/security/advisories/GHSA-x6vr-q3vf-vqgqExploit, Vendor Advisory
https://github.com/redaxo/redaxo/security/advisories/GHSA-x6vr-q3vf-vqgqExploit, Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.