XSS in Get Custom Field Values Project
CVE-2021-24871
The Get Custom Field Values WordPress plugin before 4.0.1 does not escape custom fields before outputting them in the page, which could allow users with a role as low as contributor to perform Cross-Site Scripting attacks
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.007 (50.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 50.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Get Custom Field Values Project
- Get Custom Field Values — versions 4.0.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- wpscan.com/vulnerability/28007c80-dc14-4987-a52c-f2a05cfe5905 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-24871?
- CVE-2021-24871 is a medium-severity vulnerability in Get Custom Field Values Project, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-12-13.
- How severe is CVE-2021-24871?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2021-24871 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.