VulnerabilityAnalyzed

CVE-2026-1738

Executing a manipulation of the argument pdr can lead to reachable assertion.

MEDIUM 5.5EPSS 0.69%

Does this matter?

Lower severity and a low EPSS score (0.69%). Track it; it rarely justifies an emergency change on its own.

Description

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.

CVSS 4.0: 5.5 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.69% probability · 51th percentile
CISA KEV: Not listed
Weakness: CWE-617
Affected: open5gs/open5gs
Source: cna@vuldb.com

References

https://github.com/open5gs/open5gs/Product
https://github.com/open5gs/open5gs/issues/4261Exploit, Issue Tracking
https://github.com/open5gs/open5gs/issues/4261#event-21968563677Issue Tracking
https://github.com/open5gs/open5gs/issues/4261#issue-3787803578Exploit, Issue Tracking, Vendor Advisory
https://vuldb.com/?ctiid.343637Permissions Required, VDB Entry
https://vuldb.com/?id.343637Third Party Advisory, VDB Entry
https://vuldb.com/?submit.741193Third Party Advisory, VDB Entry

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.