CVE-2026-13593

EUVD-2026-40180
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 13.84%
Debian logo
Debian Releases
Debian Product
Codename
libcss-minifier-xs-perl
bookworm
postponed
bullseye
0.11-1
fixed
forky
0.15-1
fixed
sid
0.15-1
fixed
trixie
no-dsa
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libcss-minifier-xs-perl
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
questing
ignored
resolute
needs-triage
Common Weakness Enumeration
References
https://metacpan.org/release/GTERMARS/CSS-Minifier-XS-0.14/changes
http://www.openwall.com/lists/oss-security/2026/06/29/18