Out-of-Bounds Affecting kamailio package, versions [,5.8.8)[6.0.0,6.0.6)[6.1.0,6.1.1)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-KAMAILIO-16032071
- published14 Apr 2026
- disclosed8 Apr 2026
- credityhcho0405
Introduced: 8 Apr 2026
CVE-2026-39863 (opens in a new tab)How to fix?
Upgrade kamailio to version 5.8.8, 6.0.6, 6.1.1 or higher.
Overview
Affected versions of this package are vulnerable to Out-of-Bounds via the TCP data processing process. An attacker can cause the process to crash by sending a specially crafted data packet over TCP. This is only exploitable if TCP or TLS listeners are enabled.