CVE-2026-93962
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.
What this means for your business
- An attacker can use it remotely, over a network, without a login, and without anyone at your company clicking anything.
What to do
- 1Ask your IT team or provider whether any of your systems use the affected product.
- 2If you do, follow the vendor's guidance. No patch reference has been published yet.
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Scoring
- CVSS
- 8.3 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L- CVSS v4
- 5.5
- Weakness
- CWE-119
- Assigned by
- cna@vuldb.com
Dates
- Published
- 2026-09-20
- Last modified
- 2026-09-21
- Sources
- NVD
References
- https://github.com/kamailio/kamailio/
- https://github.com/kamailio/kamailio/commit/38711a3e788de0130d48cb485578c482b57d9351
- https://github.com/kamailio/kamailio/issues/4876
- https://github.com/kamailio/kamailio/pull/4877
- https://github.com/kamailio/kamailio/releases/tag/6.0.8
- https://vuldb.com/cve/CVE-2026-93962
- https://vuldb.com/submit/944244
- https://vuldb.com/vuln/407921
- https://vuldb.com/vuln/407921/cti