CVE-2021-24596 json
youForms for WordPress <= 1.0.5 - Authenticated Stored Cross-Site Scripting
published 2021-09-20 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-11508
- cvss
- 4.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.8%
- EPSS 2.8% chance of exploitation in 30 days, percentile 86%
- public exploits
- 0
- none known
Summary
The youForms for WordPress plugin through 1.0.5 does not sanitise escape the Button Text field of its Templates, allowing high privilege users (editors and admins) to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed
Exploit prediction
2.75% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/b5def0e7-2b4a-43e0-8175-28b28aa2f8ae referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 4.8 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 3.5 | AV:N/AC:M/Au:S/C:N/I:P/A:N |
Affected products
- Unknown youForms for WordPress – Creating Forms for CopeCart
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
- Technology feeds
References
-
wpscan.com
/vulnerability/b5def0e7-2b4a-43e0-8175-28b28aa2f8ae
exploit, third-party-advisory
Sources
- CVE List CVE-2021-24596
- NVD CVE-2021-24596
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.