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CVE-2026-78158

Open5GS AMF UEContextReleaseRequest Path improper authorization

MEDIUM
6.3
CVSS Score
Published: August 24, 2026 at 12:15 AM UTC
Updated: October 14, 2026 at 01:10 PM UTC
1 product affected across 1 vendorOpen5GS

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Severity
MEDIUM6.3
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Open5GS· OPEN5GS
95%
All versions2.8.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

VDB Entry
Source: cverecord
https://vuldb.com/vuln/394541
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/394541/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-78158
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/883023
Related
Source: cverecord
https://github.com/open5gs/open5gs/security/advisories/GHSA-mg8r-2cvv-xq9j
Product
Source: cverecord
https://github.com/open5gs/open5gs/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-285CWE-266

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