CVE-2026-82590
Low
No strong exploitation signal.
CVSS base
4.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
EPSS — probability of exploitation (30 days)
0.3%
24.0th percentile
CISA KEV
Not listed
Weakness / dates
CWE-617
Published 2026-08-30 · modified 2026-08-31
Description
A weakness has been identified in Open5GS up to 2.7.7. The affected element is the function smf_nudm_sdm_handle_get of the file src/smf/nudm-handler.c of the component SMF. Executing a manipulation of the argument preemptCap can lead to reachable assertion. The attack may be launched remotely. Upgrading to version 2.8.0 is sufficient to fix this issue. This patch is called 4554405f29bffd7562abedbee63484825bd90cd5. You should upgrade the affected component.
References
- https://github.com/open5gs/open5gs/
- https://github.com/open5gs/open5gs/commit/4554405f29bffd7562abedbee63484825bd90cd5
- https://github.com/open5gs/open5gs/issues/4455
- https://github.com/open5gs/open5gs/releases/tag/v2.8.0
- https://vuldb.com/cve/CVE-2026-82590
- https://vuldb.com/submit/891893
- https://vuldb.com/vuln/397085
- https://vuldb.com/vuln/397085/cti