Arbitrary file upload in Backdropcms Backdrop_cms

CVE-2022-42092

Backdrop CMS 1.22.0 has Unrestricted File Upload vulnerability via 'themes' that allows attackers to Remote Code Execution. Note: Third parties dispute this and argue that advanced permissions are required.

Vulnerability class: Unrestricted File Upload

EPSS: 0.015 (72.2th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-42092?
CVE-2022-42092 is a high-severity vulnerability in Backdropcms Backdrop_cms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.2/10. Published 2022-10-07.
How severe is CVE-2022-42092?
High severity. CVSS v3 base score is 7.2 out of 10.
Is CVE-2022-42092 known to be exploited?
5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.