High severity · published Jan 16, 2026
CVE-2025-15529
A vulnerability was found in Open5GS up to 2.7.6
7.5
CVSS
0.8%
EPSS
No
On KEV
Description
A vulnerability was found in Open5GS up to 2.7.6. Affected by this issue is the function sgwc_s5c_handle_create_session_response of the file src/sgwc/s5c-handler.c. Performing a manipulation results in denial of service. Remote exploitation of the attack is possible. The exploit has been made public and could be used. The patch is named b19cf6a2dbf5d30811be4488bf059c865bd7d1d2. To fix this issue, it is recommended to deploy a patch.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 55% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
Open5gs · Open5gs
through 2.7.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-15529
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-15529
github.com
https://github.com/open5gs/open5gs/
Patch
https://github.com/open5gs/open5gs/commit/b19cf6a2dbf5d30811be4488bf059c865bd7d1d2
Exploit
https://github.com/open5gs/open5gs/issues/4226
Exploit
https://github.com/open5gs/open5gs/issues/4226#issue-3769595366
Permissions Required
https://vuldb.com/?ctiid.341596
Third Party Advisory
https://vuldb.com/?id.341596
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