CVE-2026-13593 | CSS::Minifier::XS versions before 0.14 for Perl have a memor… | CVSS 6.5 MEDIUM

Description

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.

Metadata

CVE ID: CVE-2026-13593
State: PUBLISHED
Assigner: CPANSec
Reserved: 2026-06-29 06:55 UTC
Published: 2026-06-29 19:37 UTC
Last updated: 2026-06-29 22:24 UTC
Primary CWE: CWE-401
CWE-401 Missing Release of Memory after Effective Lifetime
Vendor / Product: GTERMARS / CSS::Minifier::XS
Sources: cve.org · NVD

Severity & Metrics

6.5 MEDIUM CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: partial

Affected products (1)

Vendor	Product	Platform	Versions
GTERMARS	CSS::Minifier::XS	—	0 < 0.14

Weakness (CWE)

CWE	Source	Description
CWE-401	cna	CWE-401 Missing Release of Memory after Effective Lifetime

CVSS scores (1)

Score	Severity	Version	Source	Vector
6.5	MEDIUM	3.1	adp	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

References (1)

https://metacpan.org/release/GTERMARS/CSS-Minifier-XS-0.14/changes