Cyber Resilience

CVE-2022-25881

MediumPublic PoC

Published: 31 January 2023

Published
31 January 2023
Modified
27 March 2025
KEV Added
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Patch
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CVSS Score v3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS Score 0.0018 38.8th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-25881 is a medium-severity Inefficient Regular Expression Complexity (CWE-1333) vulnerability in Http-Cache-Semantics Project Http-Cache-Semantics. Its CVSS base score is 5.3 (Medium).

Operationally, ranked at the 38.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

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.

CWE(s)
CWE-1333

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

http-cache-semantics project
http-cache-semantics
≤ 4.1.1

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References