MEDIUM 5.3 NVD
CVE-2026-86100
Camaleon CMS versions 2.7.5 through 2.9.1 fail to validate redirect targets when fetching remote files in the Upload from URL media feature. Authenticated attac
Camaleon CMS versions 2.7.5 through 2.9.1 fail to validate redirect targets when fetching remote files in the Upload from URL media feature. Authenticated attackers can supply URLs that pass initial validation but redirect to internal network addresses, allowing server-side request forgery to internal services.
References
- https://github.com/owen2345/camaleon-cms
- https://github.com/owen2345/camaleon-cms/blob/2.9.1/app/helpers/camaleon_cms/uploader_help
- https://github.com/owen2345/camaleon-cms/commit/3c46b6e512518ded476226162305c8eae00aac3f
- https://github.com/owen2345/camaleon-cms/pull/1133
- https://github.com/owen2345/camaleon-cms/releases/tag/2.9.2
This medium severity vulnerability with a CVSS score of 5.3 was published on 2026-09-05 via NVD.
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