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CVE-2026-2521

MEDIUM

5.3

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.

CVE Details

CVSS v3.1 Score5.3

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/15/2026

Last Modified2/18/2026

Sourcenvd

Honeypot Sightings0

Affected Products

open5gs:open5gs

Weaknesses (CWE)

CWE-119

References

https://github.com/open5gs/open5gs/(cna@vuldb.com)

https://github.com/open5gs/open5gs/issues/4282(cna@vuldb.com)

https://github.com/open5gs/open5gs/issues/4282#issue-3807902188(cna@vuldb.com)

https://vuldb.com/?ctiid.346109(cna@vuldb.com)

https://vuldb.com/?id.346109(cna@vuldb.com)

https://vuldb.com/?submit.738334(cna@vuldb.com)

IOC Correlations

No correlations recorded

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