CVE-2025-6498 MEDIUM

CVE-2025-6498: HTACG tidy-html5 alloc.c defaultAlloc memory leak

Vendor Htacg
Product tidy-html5
Weakness CWE-401
Published June 23, 2025
Last update June 23, 2025
View on NVD All CVEs

CVSS base score

4.8/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality —
Integrity —

CVSS vector

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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

June 23, 2025 CVE published
June 23, 2025 Record updated