What is CVE-2022-45867?

CVE-2022-45867 is a high-severity vulnerability in Mybb, classified under Path Traversal. CVSS score: 7.2/10. Published 2023-01-03.

How severe is CVE-2022-45867?

High severity. CVSS v3 base score is 7.2 out of 10.

Path Traversal in Mybb

CVE-2022-45867

MyBB before 1.8.33 allows Directory Traversal. The Admin CP Languages module allows remote authenticated users, with high privileges, to achieve local file inclusion and execution.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2023-01-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.015 (73.3th percentile), scored 2026-10-04.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Mybb

Weakness classification (CWE)

CWE-22 — Path Traversal

References

github.com/mybb/mybb/security/advisories/GHSA-cpfv-6f8w-759r (Patch, Third Party Advisory, Release Notes)

Frequently asked questions

What is CVE-2022-45867?: CVE-2022-45867 is a high-severity vulnerability in Mybb, classified under Path Traversal. CVSS score: 7.2/10. Published 2023-01-03.
How severe is CVE-2022-45867?: High severity. CVSS v3 base score is 7.2 out of 10.