CVE-2026-15194
LOW Exploitation: PoC
3.3
CVSS 3.1
Description
A security flaw has been discovered in Open5GS 2.7.7. This affects the function amf_context_final of the file src/amf/context.c of the component AMF. Performing a manipulation results in use after free. The attack is only possible with local access. The exploit has been released to the public and may be used for attacks.
Metadata
Severity & Metrics
3.3
LOW CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
SSVC — CISA Coordinator
Affected products (1)
| Vendor | Product | Platform | Versions |
|---|---|---|---|
| n/a | Open5GS | — | 2.7.7 |
CVSS scores (4)
| Score | Severity | Version | Source | Vector |
|---|---|---|---|---|
| 4.8 | MEDIUM | 4.0 | cna | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P |
| 3.3 | LOW | 3.1 | cna | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R |
| 3.3 | LOW | 3.0 | cna | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R |
| 1.7 | N/D | 2.0 | cna | AV:L/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:ND/RC:UR |
References (6)
- VDB-377122 | Open5GS AMF context.c amf_context_final use after free https://vuldb.com/vuln/377122
- VDB-377122 | CTI Indicators (IOB, IOC, IOA) https://vuldb.com/vuln/377122/cti
- CVE-2026-15194 | CVE Analysis and Report https://vuldb.com/cve/CVE-2026-15194
- Submit #851630 | Open5GS Project Open5GS 2.7.7 Use After Free https://vuldb.com/submit/851630
- https://github.com/open5gs/open5gs/security/advisories/GHSA-88pq-hpwv-2vjw
- https://github.com/open5gs/open5gs/