Vulnerability in Meetecho Janus-Gateway
CVE-2026-108830
A weakness has been identified in meetecho janus-gateway up to 1.4.2. This affects an unknown part of the file src/plugins/janus_videoroom.c of the component VideoRoom. This manipulation causes race condition. Remote exploitation of the attack is possible. The attack's complexity is rated as high. It is indicated that the exploitability is difficult. The exploit has been made available to the public and could be used for attacks. Patch name: 27c0d1af888153e818675b56a4e6267f62d57097. Applying a patch is the recommended action to fix this issue. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
Vulnerability class: Race Condition
Published .
CVSS v3 metric
CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Meetecho Janus-Gateway — versions 1.4.0, 1.4.1, 1.4.2
Weakness classification (CWE)
References
- vuldb.com/vuln/416606 (vdb-entry)
- vuldb.com/vuln/416606/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-108830 (third-party-advisory)
- vuldb.com/submit/931618 (third-party-advisory)
- github.com/meetecho/janus-gateway/blob/master/src/plugins/janus_videoroom.c (exploit)
- github.com/meetecho/janus-gateway/pull/3678 (issue-tracking, patch)
- github.com/meetecho/janus-gateway/commit/27c0d1af888153e818675b56a4e6267f62d570… (patch)
- github.com/meetecho/janus-gateway/ (product)
Frequently asked questions
- What is CVE-2026-108830?
- CVE-2026-108830 is a medium-severity vulnerability in Meetecho Janus-Gateway, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 4.2/10. Published 2026-10-12.
- How severe is CVE-2026-108830?
- Medium severity. CVSS v3 base score is 4.2 out of 10.