CVE-2021-24276
MediumPublished
Contact Form by Supsystic < 1.7.15 - Reflected Cross-Site scripting (XSS)
- Published
- May 5, 2021
- Updated
- Aug 3, 2024
- Assigning CNA
- WPScan
- Evidence observed
- Sep 28, 2021
Primary CVSS
6.1/ 10Medium
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N16.0%
Moderate · next 30 days
- Percentile
- 96.8%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
The Contact Form by Supsystic WordPress plugin before 1.7.15 did not sanitise the tab parameter of its options page before outputting it in an attribute, leading to a reflected Cross-Site Scripting issue
Sources
10xB9 · php · Sep 28, 2021
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