Medium severity · published Aug 24, 2026
CVE-2026-78158
Open5GS AMF UEContextReleaseRequest Path improper authorization
6.3
CVSS
0.4%
EPSS
No
On KEV
Description
A flaw has been found in Open5GS 2.8.0. This vulnerability affects unknown code of the component AMF UEContextReleaseRequest Path Handler. Executing a manipulation can lead to improper authorization. It is possible to launch the attack remotely.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 30% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
Open5GS · Open5gs
2.8.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-78158
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-78158
github.com
https://github.com/open5gs/open5gs/
github.com
https://github.com/open5gs/open5gs/security/advisories/GHSA-mg8r-2cvv-xq9j
vuldb.com
https://vuldb.com/cve/CVE-2026-78158
vuldb.com
https://vuldb.com/submit/883023
vuldb.com
https://vuldb.com/vuln/394541
vuldb.com
https://vuldb.com/vuln/394541/cti
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