CVE-2026-1586

MEDIUM
2026-01-29 [email protected]
5.3
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 22:00 vuln.today
PoC Detected
Feb 23, 2026 - 09:16 vuln.today
Public exploit code
CVE Published
Jan 29, 2026 - 13:15 nvd
MEDIUM 5.3

Tags

Denial Of Service Open5gs

Description

A flaw has been found in Open5GS up to 2.7.5. Impacted is the function ogs_gtp2_f_teid_to_ip of the file /sgwc/s11-handler.c of the component SGWC. Executing a manipulation can lead to denial of service. The attack may be performed from remote. The exploit has been published and may be used. It is advisable to implement a patch to correct this issue. The issue report is flagged as already-fixed.

Analysis

Remote denial of service in Open5GS up to version 2.7.5 affects the SGWC component's TEID-to-IP conversion function, allowing unauthenticated attackers to crash the service over the network. Public exploit code exists for this vulnerability, and while a fix has been developed, no official patch is currently available for affected deployments.

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Remediation

Within 30 days: Identify affected systems running Open5GS and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

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Priority Score

47
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +26
POC: +20

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CVE-2026-1586 vulnerability details – vuln.today
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