Vulnerability DatabaseCVE-2026-3381
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CVE-2026-3381
March 05, 2026
Compress::Raw::Zlib versions through 2.218 for Perl use potentially insecure versions of zlib. Compress::Raw::Zlib includes a copy of the zlib library. Compress::Raw::Zlib version 2.219 includes zlib 1.3.2, which addresses findings from the 7ASecurity audit of zlib. This includes fixes for CVE-2026-27171.
Affected Packages
https://github.com/pmqs/Compress-Raw-Zlib.git (GITHUB):
Affected version(s) >=v2.000_09 <v2.219
Fix Suggestion:
Update to version v2.219
Additional Notes
The description of this vulnerability differs from MITRE.
Related Resources (7)
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
https://metacpan.org/release/PMQS/Compress-Raw-Zlib-2.221/source/Changes
https://github.com/madler/zlib
https://www.zlib.net/
https://github.com/madler/zlib/releases/tag/v1.3.2
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CVSS v4
Base Score:
9.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
9.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Improper Validation of Specified Quantity in Input
CWE-1284
Dependency on Vulnerable Third-Party Component
CWE-1395
EPSS
Base Score:
0.03