What’s Vulnerable › Vulnerabilities

CVE-2026-0622: Open 5GS WebUI uses a hard-coded JWT signing key

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-20 · updated 2026-06-17
• Weakness: CWE-798

Description

Open 5GS WebUI uses a hard-coded JWT signing key (change-me) whenever the environment variable JWT_SECRET_KEY is unset

Affected products

• Open5GS: through 2.7.6

References

• https://github.com/open5gs/open5gs/issues/2264
• https://github.com/open5gs/open5gs/issues/856
• https://github.com/open5gs/open5gs/pull/857
• https://www.kb.cert.org/vuls/id/458022

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