CVEvulnerability
CVE-2026-1521
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2026-01-28
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 5.5 MEDIUM — CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-404
Description
A security flaw has been discovered in Open5GS up to 2.7.6. This affects the function sgwc_s5c_handle_bearer_resource_failure_indication of the file src/sgwc/s5c-handler.c of the component SGWC. Performing a manipulation results in denial of service. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The patch is named 69b53add90a9479d7960b822fc60601d659c328b. It is recommended to apply a patch to fix this issue.
Affected configurations
• open5gs open5gs (<= 2.7.6)
Related
Weakness · CWE (1)
- CWE-404 Improper Resource Shutdown or Release weakness
References
- https://github.com/open5gs/open5gs/ github.com
- https://github.com/open5gs/open5gs/commit/69b53add90a9479d7960b822fc60601d659c328b Patch
- https://github.com/open5gs/open5gs/issues/4268 Exploit, Issue Tracking, Vendor Advisory
- https://github.com/open5gs/open5gs/issues/4268#event-21989483261 Exploit, Issue Tracking, Vendor Advisory
- https://github.com/open5gs/open5gs/issues/4268#issue-3795012861 Exploit, Issue Tracking, Vendor Advisory
- https://vuldb.com/?ctiid.343192 Permissions Required, VDB Entry
- https://vuldb.com/?id.343192 Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.738370 Exploit, Third Party Advisory, VDB Entry