🛡️ CVE-2025-12207
🟢 CVSS 3.3 — Low ⚠️ Exploit Public CWE-404 NVD
3.3
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A vulnerability has been found in Kamailio 5.5. This affects the function yyerror_at of the file src/core/cfg.y of the component Grammar Rule Handler. Such manipulation leads to null pointer dereference. The attack needs to be performed locally. The exploit has been disclosed to the public and may be used. The actual existence of this vulnerability is currently in question. This attack requires manipulating config files which might not be a realistic scenario in many cases. The vendor was contacted early about this disclosure but did not respond in any way.

Details

Severity LOW
CVSS Score 3.3
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CWE CWE-404
Public Exploit ⚠️ Yes
Source NVD
Published 2025-10-27
Updated 2026-06-02
Modified 2026-04-29
Fix URL N/A

Affected Packages

Software From version Fixed in
kamailio — —

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