PT-2022-24031 · Unknown · Kangax Html-Minifier

Secdevlpr26 · Published 2022-10-31 · Updated 2025-06-01 · CVE-2022-37620

Positive Technologies (AI Summary)

CVSS v4.0

8.7

High

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions kangax html-minifier version 4.0.0

Description A Regular Expression Denial of Service (ReDoS) flaw was found in the candidate variable in htmlminifier.js. This issue can cause a denial of service.

Recommendations For kangax html-minifier version 4.0.0, consider disabling the candidate variable in htmlminifier.js as a temporary workaround until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Resource Exhaustion

Weakness Enumeration

CWE-400

CWE-1333

Related Identifiers

CVE-2022-37620

GHSA-PFQ8-RQ6V-VF5M

Affected Products

Kangax Html-Minifier

References · 12

• 🔥 https://github.com/kangax/html-minifier/blob/51ce10f4daedb1de483ffbcccecc41be1c873da2/src/htmlminifier.js#L294 · Exploit
• 🔥 https://github.com/kangax/html-minifier/blob/51ce10f4daedb1de483ffbcccecc41be1c873da2/src/htmlminifier.js#L1338 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2022-37620 · Security Note
• https://osv.dev/vulnerability/GHSA-pfq8-rq6v-vf5m · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-37620 · Vendor Advisory
• https://github.com/kangax/html-minifier · Note
• https://github.com/kangax/html-minifier/issues/1135 · Note
• https://security.snyk.io/vuln/SNYK-JS-HTMLMINIFIER-3091181 · Note
• https://t.me/cvenotify/120661 · Telegram Post
• https://t.me/cvenotify/121022 · Telegram Post
• https://t.me/cvenotify/124270 · Telegram Post
• https://t.me/cvenotify/100533 · Telegram Post