CVE-2026-90707: Use After Free in Open5GS
A security flaw has been discovered in Open5GS up to 2.7.x. Affected is the function amf_nnrf_try_old_amf_discovery_fallback of the file src/amf/nnrf-handler.c of the component Old AMF Discovery Fallback. The manipulation of the argument discovery_option results in use after free. The attack may be performed from remote. The patch is identified as ddd683a35f8aaac2b7b9884a24cd53bddfc65238. Applying a patch is advised to resolve this issue.
CVE-2026-90707: Use After Free in Open5GS
Description
A security flaw has been discovered in Open5GS up to 2.7.x. Affected is the function amf_nnrf_try_old_amf_discovery_fallback of the file src/amf/nnrf-handler.c of the component Old AMF Discovery Fallback. The manipulation of the argument discovery_option results in use after free. The attack may be performed from remote. The patch is identified as ddd683a35f8aaac2b7b9884a24cd53bddfc65238. Applying a patch is advised to resolve this issue.
CVSS v4.0
Score 6.9medium
Affected software
Open5GS
cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-09-13T08:02:06.451Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6aa7d42b55bf5e2cf5f2e856
Added to database: 09/14/2026, 11:02:03 UTC
Last updated: 09/14/2026, 11:02:03 UTC
Views: 1
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