CVE-2025-6496

A vulnerability was found in HTACG tidy-html5 5.8.0. It has been declared as problematic. This vulnerability affects the function InsertNodeAsParent of the file src/parser.c. The manipulation leads to null pointer dereference. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used.

CVSS v3 3.3 LOW
CVSS v2.0 1.7 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

1.7^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:S/C:N/I:N/A:P

Exploitability : 3.1 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/htacg/tidy-html5/issues/1141
https://github.com/user-attachments/files/19652942/tidy-html5_crash.txt
https://vuldb.com/?ctiid.313612
https://vuldb.com/?id.313612
https://vuldb.com/?submit.601007

Configurations

No configuration.

History

23 Jun 2025, 20:16

Type	Values Removed	Values Added
Summary		(es) Se encontró una vulnerabilidad en HTACG tidy-html5 5.8.0. Se ha declarado problemática. Esta vulnerabilidad afecta a la función InsertNodeAsParent del archivo src/parser.c. La manipulación provoca la desreferenciación de puntero nulo. Se requiere acceso local para abordar este ataque. Se ha hecho público el exploit y puede que sea utilizado.

23 Jun 2025, 00:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-06-23 00:15

Updated : 2025-06-23 20:16

NVD link : CVE-2025-6496

Mitre link : CVE-2025-6496

CVE.ORG link : CVE-2025-6496

JSON object : View

Products Affected

No product.

CWE

CWE-404

Improper Resource Shutdown or Release

CWE-476

NULL Pointer Dereference

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