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CVE-2025-6498

HTACG tidy-html5 alloc.c defaultAlloc memory leak

CVSS 4.8 MEDIUMEPSS 0.2%CWE-401CWE-404
A vulnerability classified as problematic has been found in HTACG tidy-html5 5.8.0. Affected is the function defaultAlloc of the file src/alloc.c. The manipulation leads to memory leak. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used.
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
HTACG · tidy-html5

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References
https://github.com/htacg/tidy-html5/issues/1152https://github.com/user-attachments/files/20438303/tidy-html5_crash_3.txthttps://vuldb.com/?ctiid.313614https://vuldb.com/?id.313614https://vuldb.com/?submit.601009