What’s Vulnerable › Vulnerabilities

CVE-2020-22612

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-09-01 · updated 2026-06-17
• Weakness: CWE-94

Description

Installer RCE on settings file write in MyBB before 1.8.22.

Affected products

• mybb: before 1.8.22 — fixed in 1.8.22

How to fix

Upgrade to a fixed version: mybb 1.8.22. Check the vendor advisory for mitigations.

References

• https://mybb.com/versions/1.8.22/
• https://mybb.com/versions/1.8.22/

Get alerted when CVE-2020-22612 or the next vulnerability affects your stack