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Critical · 9.5 CVE-2026-21391 EUVD-2026-77425GHSA-cvq5-qf5h-v345

Improper Claim Validation in PingAM OIDC Provider

Published Sep 14, 2026 · Updated Sep 14, 2026 · Assigned by Ping Identity

Description

An improper validation vulnerability exists within PingAM where a well-crafted request allows arbitrary or protected ID Token claims to be set or overridden. In certain configurations this could allow an attacker to bypass authentication controls via spoofing leading to privilege escalation or impersonation.

Affected products

VendorProductAffectedFixed
Ping Identity PingAM 8.1.0, 8.0.0 – ≤ 8.0.2, 7.5.0 – ≤ 7.5.2, 7.4.0 – ≤ 7.4.2, 7.3.0 – ≤ 7.3.3, 7.2.0 – ≤ 7.2.2, 7.1.0 – ≤ 7.1.4, 7.0.0 – ≤ 7.0.2, < 7.0.0 7.0.0

References