CVE-2021-31923

MEDIUM 5.3CVE-2021-31923 · Published 24/09/2021 · updated 17/06/2026

In short

CVE-2021-31923 is a MEDIUM (CVSS 5.3) vulnerability affecting pingaccess (pingidentity).
Chance of exploitation in the next 30 days (EPSS): 0.71%, higher than 53.5% of all vulnerabilities.
Fix: update to 5.3.3 or later.

Package	Affected versions	Patched versions
pingaccess pingidentity	`< 5.3.3`	`5.3.3`

Ping Identity PingAccess before 5.3.3 allows HTTP request smuggling via header manipulation.

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