CVE-2026-82590

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.

CVSS v3 4.3 MEDIUM
CVSS v2.0 4.0 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:N/I:N/A:P

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
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

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-30 23:17

Updated : 2026-08-31 22:17

NVD link : CVE-2026-82590

Mitre link : CVE-2026-82590

CVE.ORG link : CVE-2026-82590

JSON object : View

Products Affected

No product.

CWE

CWE-617

Reachable Assertion

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