What’s Vulnerable › Vulnerabilities

CVE-2020-35131

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 50.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-01-08 · updated 2026-06-17
• Weakness: CWE-94

Description

Cockpit before 0.6.1 allows an attacker to inject custom PHP code and achieve Remote Command Execution via registerCriteriaFunction in lib/MongoLite/Database.php, as demonstrated by values in JSON data to the /auth/check or /auth/requestreset URI.

Affected products

• cockpit-hq/cockpit: before 0.6.1 — fixed in 0.6.1

How to fix

Upgrade to a fixed version: cockpit-hq/cockpit 0.6.1. Check the vendor advisory for mitigations.

References

• https://github.com/agentejo/cockpit/commits/next/lib/MongoLite/Database.php
• https://github.com/agentejo/cockpit/releases/tag/0.6.1
• https://www.exploit-db.com/exploits/49390
• https://github.com/agentejo/cockpit/commits/next/lib/MongoLite/Database.php
• https://github.com/agentejo/cockpit/releases/tag/0.6.1
• https://www.exploit-db.com/exploits/49390

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