---
title: "CVE-2026-110679: OpenSIPS - Out of Bounds Read"
description: "OpenSIPS <= 3.6.8/4.0.1 contains an out-of-bounds read caused by improper handling in rtpproxy_offer/rtpproxy_answer functions in rtpproxy component, letting remote attackers read memory out-of-bounds, exploit requires no special privileges."
url: https://panop.io/threat-heartbeat/CVE-2026-110679/
---

# CVE-2026-110679 OpenSIPS - Out of Bounds Read

OpenSIPS <= 3.6.8/4.0.1 contains an out-of-bounds read caused by improper handling in rtpproxy\_offer/rtpproxy\_answer functions in rtpproxy component, letting remote attackers read memory out-of-bounds, exploit requires no special privileges.

CVSS base score 7.3 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-110679)

## Details

Type

Out of Bounds Read

Impact

Information Disclosure

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Published

14 October 2026

Updated

15 October 2026

Weakness

[CWE-119](https://cwe.mitre.org/data/definitions/119.html)

## Vendor fix

Upgrade to version 3.6.9 and 4.0.2.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-110679](https://nvd.nist.gov/vuln/detail/CVE-2026-110679)
- [https://github.com/OpenSIPS/opensips/](https://github.com/OpenSIPS/opensips/)
- [https://github.com/OpenSIPS/opensips/releases/tag/4.0.2](https://github.com/OpenSIPS/opensips/releases/tag/4.0.2)
- [https://github.com/OpenSIPS/opensips/security/advisories/GHSA-qv9x-v8jq-434w](https://github.com/OpenSIPS/opensips/security/advisories/GHSA-qv9x-v8jq-434w)
- [https://vuldb.com/cve/CVE-2026-110679](https://vuldb.com/cve/CVE-2026-110679)
- [https://vuldb.com/submit/1003897](https://vuldb.com/submit/1003897)
- [https://vuldb.com/vuln/419834](https://vuldb.com/vuln/419834)
- [https://vuldb.com/vuln/419834/cti](https://vuldb.com/vuln/419834/cti)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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