CVE-2026-78186
5.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Summary
A flaw has been found in Open5GS up to 2.8.0. This affects an unknown function of the file src/hss/hss-cx-path.c of the component HSS. This manipulation of the argument User-Name causes reachable assertion. The attack is possible to be carried out remotely. The exploit has been published and may be used. Patch name: c9abe09421eb99bbf1cd7862a3d375e58a4eb9e4. It is recommended to apply a patch to fix this issue.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | Open5GS | 2.0 | affected |
| n/a | Open5GS | 2.1 | affected |
| n/a | Open5GS | 2.2 | affected |
| n/a | Open5GS | 2.3 | affected |
| n/a | Open5GS | 2.4 | affected |
| n/a | Open5GS | 2.5 | affected |
| n/a | Open5GS | 2.6 | affected |
| n/a | Open5GS | 2.7 | affected |
| n/a | Open5GS | 2.8.0 | affected |
Weaknesses
- CWE-617: Reachable Assertion
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: partial
References
- https://vuldb.com/vuln/394568
- https://vuldb.com/vuln/394568/cti
- https://vuldb.com/cve/CVE-2026-78186
- https://vuldb.com/submit/885203
- https://github.com/open5gs/open5gs/issues/4675
- https://github.com/open5gs/open5gs/commit/c9abe09421eb99bbf1cd7862a3d375e58a4eb9e4
- https://github.com/open5gs/open5gs/
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