---
id: CVE-2026-93962
title: A weakness has been identified in Kamailio up to 5.8.8/6.0.7/6.1.4/6.2.0-dev1
summary: >-
  A weakness has been identified in Kamailio up to 5.8.8/6.0.7/6.1.4/6.2.0-dev1.
  The impacted element is the function shm_malloc of the file
  src/modules/cdp/receiver.c of the component CDP Diameter Receiver. Executing a
  manipulation can le…
severity: high
cvss: 8.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L'
cwe:
  - CWE-119
  - CWE-122
product: Kamailio
affected:
  - Kamailio 5.8.0
  - Kamailio 5.8.1
  - Kamailio 5.8.2
  - Kamailio 5.8.3
  - Kamailio 5.8.4
  - Kamailio 5.8.5
  - Kamailio 5.8.6
  - Kamailio 5.8.7
  - Kamailio 5.8.8
  - Kamailio 6.0.0
  - Kamailio 6.0.1
  - Kamailio 6.0.2
  - Kamailio 6.0.3
  - Kamailio 6.0.4
  - Kamailio 6.0.5
  - Kamailio 6.0.6
  - Kamailio 6.0.7
  - Kamailio 6.1.0
  - Kamailio 6.1.1
  - Kamailio 6.1.2
  - Kamailio 6.1.3
  - Kamailio 6.1.4
  - Kamailio 6.2.0-dev1
published: '2026-09-20'
updated: '2026-09-22'
sourceUpdated: '2026-09-22T17:17:30.757'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-93962'
references:
  - url: 'https://github.com/kamailio/kamailio/'
    label: cna@vuldb.com
  - url: >-
      https://github.com/kamailio/kamailio/commit/38711a3e788de0130d48cb485578c482b57d9351
    label: cna@vuldb.com
  - url: 'https://github.com/kamailio/kamailio/issues/4876'
    label: cna@vuldb.com
  - url: 'https://github.com/kamailio/kamailio/pull/4877'
    label: cna@vuldb.com
  - url: 'https://github.com/kamailio/kamailio/releases/tag/6.0.8'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-93962'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/944244'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/407921'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/407921/cti'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
  - exploit-available
epss: 0.0069
epssPercentile: 0.50746
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-22T16:06:06.074113Z'
ingestedAt: '2026-09-20T05:14:31.078Z'
---

## Overview

A weakness has been identified in Kamailio up to 5.8.8/6.0.7/6.1.4/6.2.0-dev1. The impacted element is the function shm_malloc of the file src/modules/cdp/receiver.c of the component CDP Diameter Receiver. Executing a manipulation can lead to heap-based buffer overflow. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 6.0.8 is sufficient to resolve this issue. This patch is called 38711a3e788de0130d48cb485578c482b57d9351/4f62235b6f477b649c5cc18b0c81b4e26c949b98/4f62235b6f477b649c5cc18b0c81b4e26c949b98. You should upgrade the affected component.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.