CVE-2026-86100
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 attackers can supply URLs that pass initial validation but redirect to internal network addresses, allowing server-side request forgery to internal services.
Vulnerability class: SSRF (Server-Side Request Forgery)
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-86100?
- CVE-2026-86100 is a medium-severity vulnerability, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.4/10. Published 2026-09-05.
- How severe is CVE-2026-86100?
- Medium severity. CVSS v3 base score is 6.4 out of 10.