CVE-2025-6498
Last modified
CVE-2025-6498 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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. EPSS estimates a 0.19% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Htacg | Tidy | 5.8.0 |
References
- https://github.com/htacg/tidy-html5/issues/1152Exploit, Issue Tracking
- https://vuldb.com/?ctiid.313614Permissions Required, VDB Entry
- https://vuldb.com/?id.313614Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.601009Third Party Advisory, VDB Entry
- https://github.com/htacg/tidy-html5/issues/1152Exploit, Issue Tracking
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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