RCE in Mybb

CVE-2020-22612

Installer RCE on settings file write in MyBB before 1.8.22.

Vulnerability class: RCE (Remote Code Execution)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (52.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2020-22612: held from 0.007 to 0.007.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-22612?
CVE-2020-22612 is a critical-severity vulnerability in Mybb, classified under Code Injection. CVSS score: 9.8/10. Published 2023-09-01.
How severe is CVE-2020-22612?
Critical severity. CVSS v3 base score is 9.8 out of 10.