CVE-2021-25972: Camaleon CMS - Server-Side Request Forgery (SSRF) in Media Upload Feature

Severity: medium (CVSS 4.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-10-20 · updated 2026-06-17
Weakness: CWE-918

Description

In Camaleon CMS, versions 2.1.2.0 to 2.6.0, are vulnerable to Server-Side Request Forgery (SSRF) in the media upload feature, which allows admin users to fetch media files from external URLs but fails to validate URLs referencing to localhost or other internal servers. This allows attackers to read files stored in the internal server.

Affected products

owen2345 camaleon-cms: from 2.1.2.0 through 2.6.0

References

https://github.com/owen2345/camaleon-cms/commit/5a252d537411fdd0127714d66c1d76069dc7e190
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25972
https://github.com/owen2345/camaleon-cms/commit/5a252d537411fdd0127714d66c1d76069dc7e190
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25972

Get alerted when CVE-2021-25972 or the next vulnerability affects your stack