CVE-2026-1586

EUVD-2026-4997
A flaw has been found in Open5GS up to 2.7.5. Impacted is the function ogs_gtp2_f_teid_to_ip of the file /sgwc/s11-handler.c of the component SGWC. Executing a manipulation can lead to denial of service. The attack may be performed from remote. The exploit has been published and may be used. It is advisable to implement a patch to correct this issue. The issue report is flagged as already-fixed.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
VulDBCNA
5.3 MEDIUM
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
Base Score
CVSS 3.x
EPSS Score
Percentile: 21%
Affected Products (NVD)
VendorProductVersion
open5gsopen5gs
𝑥
< 2.7.6
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/open5gs/open5gs/issues/4273
https://github.com/open5gs/open5gs/issues/4273#event-21968643659
https://github.com/open5gs/open5gs/issues/4273#issue-3796030721
https://vuldb.com/?ctiid.343349
https://vuldb.com/?id.343349
https://vuldb.com/?submit.738375