CVE-2022-25881: HTTP-Cache-Semantics Project HTTP-Cache-Semantics

High severity, CVSS 7.5. EPSS: 1.6% chance of exploitation in the next 30 days.

This affects versions of the package http-cache-semantics before 4.1.1. The issue can be exploited via malicious request header values sent to a server, when that server reads the cache policy from the request using this library.

Affected products

• HTTP-Cache-Semantics Project HTTP-Cache-Semantics: before 4.1.1 (fixed in 4.1.1)

Published 2023-01-31. Last modified 2026-06-17.