CVE-2026-110679OpenSIPS rtpproxy rtpproxy_answer out-of-bounds
Updated under an hour ago ()
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It affects n/a OpenSIPS. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 0.31%, higher than 22% of scored CVEs.
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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.
- CVSS
- 7.3 HIGH (v3.1, CNA)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
- Weakness (CWE)
- CWE-125, CWE-119
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.31% (percentile 22)
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 14, 2026
Affected products
n/a OpenSIPS opensips: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; and 5 more ranges | CNA record |
References
- https://vuldb.com/vuln/419834vdb-entry, technical-description
- https://vuldb.com/vuln/419834/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-110679third-party-advisory
- https://vuldb.com/submit/1003897third-party-advisory
- https://github.com/OpenSIPS/opensips/security/advisories/GHSA-qv9x-v8jq-434wrelated
- https://github.com/OpenSIPS/opensips/releases/tag/4.0.2patch
- https://github.com/OpenSIPS/opensips/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.