Arbitrary file upload in Easy-Form-Builder-By-Bitware Project
CVE-2021-24224
The EFBP_verify_upload_file AJAX action of the Easy Form Builder WordPress plugin through 1.0, available to authenticated users, does not have any security in place to verify uploaded files, allowing low privilege users to upload arbitrary files, leading to RCE.
Vulnerability class: Unrestricted File Upload
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.019 (79.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000
Affected products
- Easy-Form-Builder-By-Bitware Project
- Easy Form Builder — versions 1.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- wpscan.com/vulnerability/ed0c054b-54bf-4df8-9015-c76704c93484 (Third Party Advisory)
- github.com/jinhuang1102/CVE-ID-Reports/blob/e4c33529b20fa70e3a764ff9b1125839fb9… (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-24224?
- CVE-2021-24224 is a high-severity vulnerability in Easy-Form-Builder-By-Bitware Project, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2021-04-12.
- How severe is CVE-2021-24224?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-24224 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.