What’s Vulnerable › Products

HTACG tidy-html5 vulnerabilities

8 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 3 published in the last 12 months.

Check whether your HTACG tidy-html5 version is affected

Latest HTACG tidy-html5 vulnerabilities

• CVE-2025-6498 — HTACG tidy-html5 alloc.c defaultAlloc memory leak (CVSS 5.5)
• CVE-2025-6497 — HTACG tidy-html5 parser.c prvTidyParseNamespace assertion (CVSS 3.3)
• CVE-2025-6496 — HTACG tidy-html5 parser.c InsertNodeAsParent null pointer dereference (CVSS 3.3)
• CVE-2021-33391 — (CVSS 9.8)
• CVE-2017-17497 — (CVSS 7.5)
• CVE-2017-13692 — (CVSS 7.5)
• CVE-2015-5523 — (CVSS 4.3)
• CVE-2015-5522 — (CVSS 6.8)