XSS in I-Plugins Whmcs Bridge
CVE-2021-25112
The WHMCS Bridge WordPress plugin before 6.4b does not sanitise and escape the error parameter before outputting it back in admin dashboard, leading to a Reflected Cross-Site Scripting
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.022 (81.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 81.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000
Affected products
- I-Plugins Whmcs Bridge
- Whmcs Bridge — versions 6.4b
Weakness classification (CWE)
Public proof-of-concept exploits
References
- wpscan.com/vulnerability/4aae2dd9-8d51-4633-91bc-ddb53ca3471c (Exploit, Third Party Advisory)
- plugins.trac.wordpress.org/changeset/2659751 (Third Party Advisory, Release Notes)
Frequently asked questions
- What is CVE-2021-25112?
- CVE-2021-25112 is a medium-severity vulnerability in I-Plugins Whmcs Bridge, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-02-28.
- How severe is CVE-2021-25112?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2021-25112 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.