CVE-2026-1522
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2026-01-28

Last updated on: 2026-02-23

Assigner: VulDB

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.
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Meta Information
Published
2026-01-28
Last Modified
2026-02-23
Generated
2026-06-16
AI Q&A
2026-01-29
EPSS Evaluated
2026-06-14
NVD
CVE-2026-1522
EUVD
EUVD-2026-4881
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
open5gs open5gs to 2.7.6 (inc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-404 The product does not release or incorrectly releases a resource before it is made available for re-use.
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Executive Summary

This vulnerability is a weakness in Open5GS up to version 2.7.6, specifically in the function sgwc_s5c_handle_modify_bearer_response within the SGWC component. An attacker can remotely manipulate this function to cause a denial of service (DoS) condition. The vulnerability has been publicly disclosed and a patch is available to fix it.

Impact Analysis

The vulnerability can be exploited remotely to cause a denial of service, which means the affected Open5GS service could become unavailable or unresponsive, potentially disrupting network operations that rely on it.

Mitigation Strategies

Apply the patch identified as b19cf6a to the Open5GS software to resolve the vulnerability in the sgwc_s5c_handle_modify_bearer_response function. This patch fixes the issue and is advised to prevent denial of service attacks.

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