What’s Vulnerable › Vulnerabilities

CVE-2025-21085: PingFederate OAuth Grant attribute duplication may use excessive memory

• Severity: low (CVSS 2.1 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-06-15 · updated 2026-06-17
• Weakness: CWE-462

Description

PingFederate OAuth2 grant duplication in PostgreSQL persistent storage allows OAuth2 requests to use excessive memory utilization.

Affected products

• Ping Identity PingFederate: from 12.2.0 before 12.2.4; from 12.1.0 before 12.1.9; from 12.0 before 12.0.9; from 11.3.0 before 11.3.13 — fixed in 11.3.13, 12.0.9, 12.1.9, 12.2.4

How to fix

Upgrade to a fixed version: Ping Identity PingFederate 11.3.13, 12.0.9, 12.1.9, 12.2.4. Check the vendor advisory for mitigations.

References

• https://support.pingidentity.com/s/article/PingFederate-grant-attribute-duplication-with-PostgreSQL
• https://www.pingidentity.com/en/resources/downloads/pingfederate.html

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