Use of Unmaintained Third Party Components The advisory has been revoked - it doesn't affect any version of package perl (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS7-PERL-15886269
- published4 Apr 2026
- disclosed29 Mar 2026
Introduced: 29 Mar 2026
CVE-2026-4176 (opens in a new tab)Amendment
The Centos security team deemed this advisory irrelevant for Centos:7.
NVD Description
Note: Versions mentioned in the description apply only to the upstream perl package and not the perl package as distributed by Centos.
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.
References
- https://access.redhat.com/security/cve/CVE-2026-4176
- https://github.com/Perl/perl5/commit/c75ae9cc164205e1b6d6dbd57bd2c65c8593fe94
- https://lists.security.metacpan.org/cve-announce/msg/37638919/
- https://metacpan.org/release/PMQS/Compress-Raw-Zlib-2.221/source/Changes
- https://metacpan.org/release/SHAY/perl-5.40.4/changes
- https://metacpan.org/release/SHAY/perl-5.42.2/changes
- https://www.cve.org/CVERecord?id=CVE-2026-3381
- http://www.openwall.com/lists/oss-security/2026/03/30/2