CVE-2026-2062CWE-404CWE-476

Open5GS PGW S5U Address sgwc_sxa_handle_session_modification_response null pointer dereference

Medium · published February 6, 2026

CVSS v4.0
6.9
EPSS
1%
Percentile
53.9
In the wild
Unconfirmed
What it is

A vulnerability was identified in Open5GS up to 2.7.6. This affects the function sgwc_s5c_handle_modify_bearer_response/sgwc_sxa_handle_session_modification_response of the component PGW S5U Address Handler. The manipulation leads to null pointer dereference. The attack can be initiated remotely. The exploit is publicly available and might be used. The identifier of the patch is f1bbd7b57f831e2a070780a7d8d5d4c73babdb59. Applying a patch is the recommended action to fix this issue.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
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
EPSS
0.00734 · 53.9th percentile
Weaknesses
CWE-404 · Improper Resource Shutdown or Release; CWE-476 · NULL Pointer Dereference
Published
2026-02-06T18:32Z
EPSS history
Timeline
  • 06 FEB 18:32Z
    Open5GS PGW S5U Address sgwc_sxa_handle_session_modification_response null pointer dereference
    cvelistv5