CVE-2026-3381

critical

Description

Compress::Raw::Zlib versions through 2.219 for Perl use potentially insecure versions of zlib. Compress::Raw::Zlib includes a copy of the zlib library. Compress::Raw::Zlib version 2.220 includes zlib 1.3.2, which addresses findings fron the 7ASecurity audit of zlib. The includes fixs for CVE-2026-27171.

References

https://www.zlib.net/

https://www.cve.org/CVERecord?id=CVE-2026-27171

https://metacpan.org/release/PMQS/Compress-Raw-Zlib-2.221/source/Changes

https://github.com/madler/zlib/releases/tag/v1.3.2

https://github.com/madler/zlib

https://7asecurity.com/blog/2026/02/zlib-7asecurity-audit/

Details

Source: Mitre, NVD

Published: 2026-03-05

Updated: 2026-03-05

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical