CVE-2026-110679

HIGH 7.3

OpenSIPS rtpproxy rtpproxy_answer out-of-bounds

CVSS Score

7.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was determined in OpenSIPS up to 3.6.8/4.0.1. The impacted element is the function rtpproxy_offer/rtpproxy_answer of the component rtpproxy. This manipulation causes out-of-bounds read. The attack may be initiated remotely. Upgrading to version 3.6.9 and 4.0.2 is sufficient to resolve this issue. It is advisable to upgrade the affected component.

CWE	CWE-125 CWE-119
Vendor	n/a
Product	opensips
Published	Oct 14, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / OpenSIPS

3.6.0 3.6.1 3.6.2 3.6.3 3.6.4 3.6.5 3.6.6 3.6.7 3.6.8 4.0.0 4.0.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/419834 vuldb.com: https://vuldb.com/vuln/419834/cti vuldb.com: https://vuldb.com/cve/CVE-2026-110679 vuldb.com: https://vuldb.com/submit/1003897 github.com: https://github.com/OpenSIPS/opensips/security/advisories/GHSA-qv9x-v8jq-434w github.com: https://github.com/OpenSIPS/opensips/releases/tag/4.0.2 github.com: https://github.com/OpenSIPS/opensips/

Credits

Nikola Kojic (RAS-IT) 🔍 nikolak (VulDB User) nikolak (VulDB User)