CVE-2026-1738

low-risk
Published 2026-02-02

A flaw has been found in Open5GS up to 2.7.6. The impacted element is the function sgwc_tunnel_add of the file /src/sgwc/context.c of the component SGWC. Executing a manipulation of the argument pdr can lead to reachable assertion. The attack can be executed remotely. 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.

Do I need to act?

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0.05% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.3/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Open5Gs

References (7)

Product https://github.com/open5gs/open5gs/
Exploit https://github.com/open5gs/open5gs/issues/4261
Issue Tracking https://github.com/open5gs/open5gs/issues/4261#event-21968563677
Exploit https://github.com/open5gs/open5gs/issues/4261#issue-3787803578
Permissions Required https://vuldb.com/?ctiid.343637
Third Party Advisory https://vuldb.com/?id.343637
Third Party Advisory https://vuldb.com/?submit.741193
26
/ 100
low-risk
Severity 21/34 · High
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal