CVE-2026-1587
Open5GS SGWC s11-handler.c sgwc_s11_handle_modify_bearer_request denial of service
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
A vulnerability has been found in Open5GS up to 2.7.6. The affected element is the function sgwc_s11_handle_modify_bearer_request of the file /sgwc/s11-handler.c of the component SGWC. The manipulation leads to denial of service. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Applying a patch is the recommended action to fix this issue. The issue report is flagged as already-fixed.
| CWE | CWE-404 |
| Vendor | n/a |
| Product | open5gs |
| Published | Jan 29, 2026 |
| Last Updated | Feb 23, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
n/a / Open5GS
2.7.0 2.7.1 2.7.2 2.7.3 2.7.4 2.7.5 2.7.6
References
vuldb.com: https://vuldb.com/?id.343350 vuldb.com: https://vuldb.com/?ctiid.343350 vuldb.com: https://vuldb.com/?submit.738376 github.com: https://github.com/open5gs/open5gs/issues/4272 github.com: https://github.com/open5gs/open5gs/issues/4272#event-21968635948 github.com: https://github.com/open5gs/open5gs/issues/4272#issue-3795156752 github.com: https://github.com/open5gs/open5gs/
Credits
🔍 FrankyLin (VulDB User)