Vulnerability · Published Aug 24, 2026 · Assigned by VulDB
CVE-2026-78158Open5GS AMF UEContextReleaseRequest Path improper authorization
Medium 6.3
In plain English
A medium-severity security flaw in Open5GS. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 31% of all known vulnerabilities).
Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)0.4%top 69.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A flaw has been found in Open5GS 2.8.0. This vulnerability affects unknown code of the component AMF UEContextReleaseRequest Path Handler. Executing a manipulation can lead to improper authorization. It is possible to launch the attack remotely.
Affected products (as reported)
Weakness: CWE-285, CWE-266 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-394541 | Open5GS AMF UEContextReleaseRequest Path improper authorization vdb-entry
- VDB-394541 | CTI Indicators (IOB, IOC, TTP) signature, permissions-required
- CVE-2026-78158 | CVE Analysis and Report third-party-advisory
- Submit #883023 | Open5GS v2.8.0 Improper Authorization third-party-advisory
- https://github.com/open5gs/open5gs/security/advisories/GHSA-mg8r-2cvv-xq9j related
- https://github.com/open5gs/open5gs/ product