CVE-2025-59777: NULL pointer dereference vulnerability exists in GNU libmicrohttpd v1.0.2 and earlier. The vulnerability was fixed in commit ff13abc on the master branch of the libmicrohttpd Git repository, after the v1.0.2 tag. A specially crafted packet sent by an attacker could cause a denial-of-service (DoS) condition.
Overview
- Severity
- High (CVSS 7.5)
- CVSS Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Exploit Status
- Not Exploited
- Patch Tuesday
- 2025-Nov
- Released
- 2025-11-13
- Last Updated
- 2025-11-19
- EPSS Score
- 0.03% (percentile: 8.8%)
Affected Products (1)
Open Source Software
- azl3 libmicrohttpd 0.9.77-3 on Azure Linux 3.0
Revision History
- 2025-11-13: Information published.
- 2025-11-19: Information published.