XSS in Openidentityplatform Openam
CVE-2026-105114
OpenAM before 16.1.3 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject script by supplying crafted parameters rendered unencoded on the OAuth2 authorization error page. Attackers can lure victims to a crafted /oauth2/authorize link with repeated parameters to run JavaScript in the OpenAM origin, acting within existing sessions or redirecting to phishing pages.
Vulnerability class: XSS (Cross-Site Scripting)
Published .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/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.com/OpenIdentityPlatform/OpenAM/security/advisories/GHSA-3m32-w9x3-vvq8 (vendor-advisory)
- www.vulncheck.com/advisories/openam-before-16.1.3-reflected-xss-via-oauth2-auth… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-105114?
- CVE-2026-105114 is a medium-severity vulnerability in Openidentityplatform Openam, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-10-03.
- How severe is CVE-2026-105114?
- Medium severity. CVSS v3 base score is 6.1 out of 10.