CVE-2026-3381
Compress::Raw::Zlib versions through 2.219 for Perl use potentially insecure versions of zlib
At a glance
- Severity
- CRITICAL 9.8
- EPSS
- EPSS 0.58 % · percentile 48 (2026-10-27)
- State
- PUBLISHED
- Published
- Updated
- Assigner
- CPANSec
- NVD status
- Analyzed
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.
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | CISA-ADP |
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) |
Weaknesses (CWE)
European references
- ENISA EUVD · EUVD-2026-9520
- GCVE · GCVE-0-2026-3381
CERT-FR advisories
- CERTFR-2026-AVI-0933 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
- CERTFR-2026-AVI-0284 — Multiples vulnérabilités dans les produits Microsoft · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:pmqs:compress\:\:raw\:\:zlib:*:*:*:*:*:perl:*:*≤ 2.219
Affected products
| Product | Versions |
|---|---|
| PMQS · Compress::Raw::Zlib | affected 0 ≤ 2.219 |
References
- https://metacpan.org/release/PMQS/Compress-Raw-Zlib-2.221/source/Changes
- https://www.zlib.net/
- https://github.com/madler/zlib
- https://github.com/madler/zlib/releases/tag/v1.3.2
- https://7asecurity.com/blog/2026/02/zlib-7asecurity-audit/
- https://www.cve.org/CVERecord?id=CVE-2026-27171
- https://github.com/pmqs/Compress-Raw-Zlib/issues/41
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |