CVE-2025-4444

LowCVSS 3.7/10Last modified Oct 19, 2026

Description

A security flaw has been discovered in Tor up to 0.4.7.16/0.4.8.17. Impacted is an unknown function of the component Onion Service Descriptor Handler. Performing manipulation results in resource consumption. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitability is considered difficult. Upgrading to version 0.4.8.18 and 0.4.9.3-alpha is recommended to address this issue. It is recommended to upgrade the affected component.

Metrics

CVSS 3.1 3.7/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Weakness enumeration

CWE-400CWE-404

Affected software

No affected versions have been published.

Timeline

Published
Sep 18, 2025
Last modified
Oct 19, 2026
NVD status
Deferred

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CVE-2025-4444: Low severity, CVSS 3.7 | Vulnix