SSRF in Openidentityplatform Openam
CVE-2026-123537
OpenAM before 16.1.4 contains a server-side request forgery vulnerability that allows parties registering UMA resource sets to trigger internal requests through unvalidated scope description URLs. Attackers can register resource sets with scope URLs pointing to internal hosts or cloud metadata endpoints, which OpenAM fetches when sending pending-request notification emails, enabling internal network probing.
Vulnerability class: SSRF (Server-Side Request Forgery)
Published .
CVSS v3 metric
CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- GitHub Security Advisory (GHSA-7q42-6xr7-9rmw) (vendor-advisory)
- VulnCheck Advisory: OpenAM before 16.1.4 SSRF via UMA Scope Description URLs (third-party-advisory)
Frequently asked questions
- What is CVE-2026-123537?
- CVE-2026-123537 is a medium-severity vulnerability in Openidentityplatform Openam, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.0/10. Published 2026-11-08.
- How severe is CVE-2026-123537?
- Medium severity. CVSS v3 base score is 5.0 out of 10.