CVE-2026-52022: Kamailio Kamailio vulnerability
Published Sep 1, 2026
·Updated
An issue in kamailio v.6.1.1 and before allows a remote attacker to cause a denial of service via the IMS P-CSCF registration handling components
Affected Software
1 affected component
kamailio Kamailio<=6.1.1
Event History
Sep 1, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Frequently Asked Questions
1
Which deployments are exposed to this issue?
Kamailio version 6.1.1 and earlier deployments using the IMS P-CSCF registration handling components are exposed.
2
What does an attacker need to do to exploit the issue?
The issue can be exploited remotely through the IMS P-CSCF registration handling components. The reported impact is denial of service.
3
What should teams do to remediate it?
Upgrade to a Kamailio version later than 6.1.1 that includes the fix represented by commit 91c5ca751799db4f25a28a495350cc97f7c2f390.