Vulnerability DatabaseCVE-2026-13593
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CVE-2026-13593
Published:June 29, 2026
Updated:July 21, 2026
CSS::Minifier::XS versions before 0.14 for Perl have a memory leak when the entire document is minified away. The minify function has a memory leak when processing a document containing only characters to be removed, such as comments and whitespace.
Affected Packages
https://github.com/bleargh45/CSS-Minifier-XS.git (GITHUB):
Affected version(s) >=v0.01 <v0.14
Fix Suggestion:
Update to version v0.14
Related Resources (2)
https://metacpan.org/release/GTERMARS/CSS-Minifier-XS-0.14/changes
http://www.openwall.com/lists/oss-security/2026/06/29/18
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CVSS v4
Base Score:
6.9
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Missing Release of Memory after Effective Lifetime
CWE-401
EPSS
Base Score:
0.24