Medium severity4.4NVD Advisory· Published Apr 8, 2026· Updated Apr 15, 2026
CVE-2026-39864
CVE-2026-39864
Description
Kamailio is an open source implementation of a SIP Signaling Server. Prior to 6.0.5 and 5.8.7, an out-of-bounds read in the auth module of Kamailio (formerly OpenSER and SER) allows remote attackers to cause a denial of service (process crash) via a specially crafted SIP packet if a successful user authentication without a database backend is followed by additional user identity checks. This vulnerability is fixed in 6.0.5 and 5.8.7.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1- github.com/kamailio/kamailio/security/advisories/GHSA-6m86-m342-g48mnvdVendor Advisory
News mentions
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