kangax html-minifier REDoS vulnerability

HIGH 7.5CVE-2022-37620 · GHSA-pfq8-rq6v-vf5m · Published 31/10/2022 · updated 17/06/2026

In short

CVE-2022-37620 is a HIGH (CVSS 7.5) vulnerability affecting html-minifier (kangax), html-minifier-terser (terser), html-minifier.
Chance of exploitation in the next 30 days (EPSS): 1.4%, higher than 71.6% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

A Regular Expression Denial of Service (ReDoS) flaw was found in kangax html-minifier 4.0.0 because of the reCustomIgnore regular expression.

NVD description

A Regular Expression Denial of Service (ReDoS) flaw was found in kangax html-minifier 4.0.0 because of the reCustomIgnore regular expression.

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