CVE-2026-13593

mediumCVSS 6.5covered by 1 sourcefirst seen 2026-06-29

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.

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Exploitation outlook

Low exploitation risk0.24% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 15% of all EPSS-scored CVEs.

Advisory coverage (1)

mediumCVE-2026-13593: CSS::Minifier::XS versions before 0.14 for Perl have a memory leak when the entire document is…nvd · 2026-06-29

External references

NVD record for CVE-2026-13593

CVE.org record

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