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Vulnerability · Published Jan 2, 2026 · Assigned by VulDB

CVE-2025-15419Open5GS GTPv2-C Flow s5c-handler.c sgwc_s5c_handle_create_session_response denial of service

Low 3.3

In plain English

A low-severity security flaw in Open5GS. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 14% of all known vulnerabilities).

Severity (CVSS 3.1)3.3Low
Exploit odds (30 days)0.2%top 85.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A weakness has been identified in Open5GS up to 2.7.6. Affected by this issue is the function sgwc_s5c_handle_create_session_response of the file src/sgwc/s5c-handler.c of the component GTPv2-C Flow Handler. Executing a manipulation can lead to denial of service. The attack needs to be launched locally. The exploit has been made available to the public and could be used for attacks. This patch is called 5aaa09907e7b9e0a326265a5f08d56f54280b5f2. It is advisable to implement a patch to correct this issue.

Affected products (as reported)

VendorProductVersions
n/a Open5GS 2.7.02.7.12.7.22.7.32.7.42.7.52.7.6

Weakness: CWE-404 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C

References