Medium · CVSS 6.9CVE-2026-110679

OpenSIPS rtpproxy rtpproxy_answer out-of-boundsCVE-2026-110679

Answer in brief

CVE-2026-110679 records a Medium severity (CVSS 6.9) vulnerability in OpenSIPS rtpproxy rtpproxy_answer out-of-bounds. The current sources do not mark it as known exploited. The current feed maps n/a/OpenSIPS (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 14, 2026Updated Oct 14, 2026Source checked Oct 14, 2026First seen by HOL Oct 14, 2026Material review Oct 14, 2026

Upstream Advisory

Key facts

Risk: Medium · CVSS 6.9
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

CVSS is 6.9. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps n/a/OpenSIPS (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
n/a/OpenSIPSgeneric	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	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for n/a/OpenSIPS.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Oct 14, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Oct 14, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Oct 14, 2026

Sources and claim methodology

Upstream source description

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.

Quoted source text, attributed separately from HOL analysis.