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CVE-2026-86212

Open5GS AMF/MME improper authorization

MEDIUM
4.3
CVSS Score
Published: September 6, 2026 at 11:15 AM UTC
Updated: September 11, 2026 at 09:17 PM UTC
1 product affected across 1 vendorOpen5GS

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.5%
SSVC
PoC

Description

A vulnerability has been found in Open5GS 2.7.7/2.8.0. This vulnerability affects unknown code of the component AMF/MME. The manipulation leads to improper authorization. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. The identifier of the patch is 9468de94caed2fc940f4a23cbf734651896d0fde. To fix this issue, it is recommended to deploy a patch.

Affected

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

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (7)

VDB Entry
Source: cverecord
https://vuldb.com/vuln/399348
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/399348/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-86212
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/896623
ExploitIssue Tracking
Source: cverecord
https://github.com/open5gs/open5gs/issues/4680
Patch
Source: cverecord
https://github.com/open5gs/open5gs/commit/9468de94caed2fc940f4a23cbf734651896d0fde
Product
Source: cverecord
https://github.com/open5gs/open5gs/

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

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

CVSS

4.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-285CWE-266

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