Vulnerability · Published Jan 20, 2026 · Assigned by certcc
CVE-2026-0622Open 5GS WebUI uses a hard-coded JWT signing key
Medium 6.5
In plain English
A medium-severity security flaw in open5GS from NewPlane. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 40% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.5%top 60.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack tooling1Public PoC
Official description
Open 5GS WebUI uses a hard-coded JWT signing key (change-me) whenever the environment variable JWT_SECRET_KEY is unset