🛡️ CVE-2026-1522
🟡 CVSS 5.3 — Medium ⚠️ Exploit Public CWE-404 NVD
5.3
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A weakness has been identified in Open5GS up to 2.7.6. This vulnerability affects the function sgwc_s5c_handle_modify_bearer_response of the file src/sgwc/s5c-handler.c of the component SGWC. Executing a manipulation can lead to denial of service. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks. This patch is called b19cf6a. Applying a patch is advised to resolve this issue. The issue report is flagged as already-fixed.

Details

Severity MEDIUM
CVSS Score 5.3
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CWE CWE-404
Public Exploit ⚠️ Yes
Source NVD
Published 2026-01-28
Updated 2026-06-02
Modified 2026-02-23

Affected Packages

Software From version Fixed in
open5gs — 2.7.6

References

Exploit, Issue Tracking, Patch, Vendor Advisory https://github.com/open5gs/open5gs/issues/4266
Exploit, Issue Tracking, Patch, Vendor Advisory https://github.com/open5gs/open5gs/issues/4266#issue-3794991595
Permissions Required, VDB Entry https://vuldb.com/?ctiid.343193
Third Party Advisory, VDB Entry https://vuldb.com/?id.343193
Exploit, Third Party Advisory, VDB Entry https://vuldb.com/?submit.738371

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