Auth bypass in Filr Project
CVE-2022-1777
The Filr WordPress plugin before 1.2.2.1 does not have authorisation check in two of its AJAX actions, allowing them to be called by any authenticated users, such as subscriber. They are are protected with a nonce, however the nonce is leaked on the dashboard. This could allow them to upload arbitrary HTML files as well as delete all files or arbitrary ones.
Vulnerability class: Broken Access Control
EPSS: 0.013 (66.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Filr_project Filr
- Unknown Filr – Secure Document Library — versions 1.2.2.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- contact@wpscan.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2022-1777?
- CVE-2022-1777 is a high-severity vulnerability in Filr Project, classified under Missing Authorization. CVSS score: 8.8/10. Published 2022-06-13.
- How severe is CVE-2022-1777?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2022-1777 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.