CVE-2020-26879

9.8 criticalEPSS 44%

Critical (9.8) in commscope ruckus vriot. EPSS 44% chance of exploitation in the next 30 days.

Ruckus vRioT through 1.5.1.0.21 has an API backdoor that is hardcoded into validate_token.py. An unauthenticated attacker can interact with the service API by using a backdoor value as the Authorization header.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 44% chance of exploitation in the next 30 days; higher than 98% of CVEs (scores of 2026-10-31)
CWE: CWE-798
Published: 2020-10-26
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

commscope:ruckus_vriot

References

https://adepts.of0x.cc
https://adepts.of0x.cc/ruckus-vriot-rce/
https://support.ruckuswireless.com/documents
https://support.ruckuswireless.com/security_bulletins/305
https://twitter.com/TheXC3LL

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