CVE-2026-2521

5.3 MEDIUM
Published: February 15, 2026 Modified: February 18, 2026
View on NVD

Description

A weakness has been identified in Open5GS up to 2.7.6. This issue affects the function sgwc_s5c_handle_create_session_response of the component SGW-C. Executing a manipulation can lead to memory corruption. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/open5gs/open5gs/
Source: cna@vuldb.com
Product
https://github.com/open5gs/open5gs/issues/4282
Source: cna@vuldb.com
Exploit Issue Tracking Vendor Advisory
https://github.com/open5gs/open5gs/issues/4282#issue-3807902188
Source: cna@vuldb.com
Exploit Issue Tracking Vendor Advisory
https://vuldb.com/?ctiid.346109
Source: cna@vuldb.com
Permissions Required VDB Entry
https://vuldb.com/?id.346109
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/?submit.738334
Source: cna@vuldb.com
Third Party Advisory VDB Entry

6 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.3 / 10.0
EPSS (Exploit Probability)
0.0%
11th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

open5gs