Vulnerability · Published May 5, 2021 · Assigned by WPScan
CVE-2021-24243WPBakery Page Builder Clipboard < 4.5.6 - Subscriber+ Stored Cross-Site Scripting (XSS)
Medium 5.4
In plain English
A medium-severity cross-site scripting in WPBakery Page Builder (Visual Composer) Clipboard from bitorbit. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities).
Severity (CVSS NVD)5.4Medium
Exploit odds (30 days)0.7%top 46.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
An AJAX action registered by the WPBakery Page Builder (Visual Composer) Clipboard WordPress plugin before 4.5.6 did not have capability checks nor sanitization, allowing low privilege users (subscriber+) to call it and set XSS payloads, which will be triggered in all backend pages.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| bitorbit | WPBakery Page Builder (Visual Composer) Clipboard | 4.5.0 – before 4.5.0*4.5.6 – before 4.5.6 |
Weakness: CWE-79
References
- https://wpscan.com/vulnerability/3bc0733a-b949-40c9-a5fb-f56814fc4af3 x_refsource_CONFIRM
- https://codecanyon.net/item/visual-composer-clipboard/8897711 x_refsource_MISC