Auth bypass in Free5gc
CVE-2026-40247
free5GC is an open-source implementation of the 5G core network. In versions 4.2.1 and below of the UDR service, the handler for reading Traffic Influence Subscriptions checks whether the influenceId path segment equals subs-to-notify, but…
EPSS: 0.000 (13.3th percentile) — read the EPSS interpretation.
Affected products
- Free5gc — versions <= 1.4.2
Weakness classification (CWE)
References
- https://github.com/free5gc/free5gc/security/advisories/GHSA-x5r2-r74c-3w28 (x_refsource_CONFIRM)