What’s Vulnerable › Vulnerabilities

CVE-2021-41770

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-10-07 · updated 2026-06-17
• Weakness: CWE-611

Description

Ping Identity PingFederate before 10.3.1 mishandles pre-parsing validation, leading to an XXE attack that can achieve XML file disclosure.

Affected products

• Ping Identity PingFederate: before 10.3.1 — fixed in 10.3.1

How to fix

Upgrade to a fixed version: Ping Identity PingFederate 10.3.1. Check the vendor advisory for mitigations.

References

• https://docs.pingidentity.com/bundle/pingfederate-103/page/ruz1628492711606.html
• https://www.pingidentity.com/en/resources/downloads/pingfederate.html
• https://docs.pingidentity.com/bundle/pingfederate-103/page/ruz1628492711606.html
• https://www.pingidentity.com/en/resources/downloads/pingfederate.html

Get alerted when CVE-2021-41770 or the next vulnerability affects your stack