CVE-2021-36910 json
WordPress WP-Appbox plugin <= 4.3.20 - Authenticated Stored Cross-Site Scripting (XSS) vulnerability
published 2022-04-11 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-23486
- cvss
- 3.4
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 48%
- public exploits
- 0
- none known
Summary
Authenticated (admin user role) Stored Cross-Site Scripting (XSS) in WP-Appbox (WordPress plugin) <= 4.3.20.
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 20 mo ago
Exploit prediction
0.60% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 3.4 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:L/A:N |
| 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
- Marcel Schmilgeit WP-Appbox (WordPress plugin)
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
- Technology feeds
References
-
wordpress.org
/plugins/wp-appbox/#developers
product, third-party-advisory
-
patchstack.com
/database/vulnerability/wp-appbox/wordpress-wp-appbox-plugin-4-3-20-authenticated-stored-cross-site-scripting-
third-party-advisory
Sources
- CVE List CVE-2021-36910
- NVD CVE-2021-36910
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