CVE-2026-4176

CRITICAL

9.8

Description

Perl versions from 5.9.4 before 5.40.4-RC1, from 5.41.0 before 5.42.2-RC1, from 5.43.0 before 5.43.9 contain a vulnerable version of Compress::Raw::Zlib. Compress::Raw::Zlib is included in the Perl package as a dual-life core module, and is vulnerable to CVE-2026-3381 due to a vendored version of zlib which has several vulnerabilities, including CVE-2026-27171. The bundled Compress::Raw::Zlib was updated to version 2.221 in Perl blead commit c75ae9cc164205e1b6d6dbd57bd2c65c8593fe94.

Details CVE

Score CVSS v3.19.8

SeveriteCRITICAL

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie3/29/2026

Derniere modification3/30/2026

Sourcenvd

Observations honeypot0

References

https://github.com/Perl/perl5/commit/c75ae9cc164205e1b6d6dbd57bd2c65c8593fe94(9b29abf9-4ab0-4765-b253-1875cd9b441e)

https://lists.security.metacpan.org/cve-announce/msg/37638919/(9b29abf9-4ab0-4765-b253-1875cd9b441e)

https://metacpan.org/release/PMQS/Compress-Raw-Zlib-2.221/source/Changes(9b29abf9-4ab0-4765-b253-1875cd9b441e)

https://metacpan.org/release/SHAY/perl-5.40.4/changes(9b29abf9-4ab0-4765-b253-1875cd9b441e)

https://metacpan.org/release/SHAY/perl-5.42.2/changes(9b29abf9-4ab0-4765-b253-1875cd9b441e)

https://www.cve.org/CVERecord?id=CVE-2026-3381(9b29abf9-4ab0-4765-b253-1875cd9b441e)

http://www.openwall.com/lists/oss-security/2026/03/30/2(af854a3a-2127-422b-91ae-364da2661108)

Correlations IOC

Aucune correlation enregistree

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