CVE-2021-24414
YT Player < 1.4 - Contributor+ Stored Cross-Site Scripting
The Video Player for YouTube WordPress plugin before 1.4 does not sanitise or validate the parameters from its shortcode, allowing users with a role as low as contributor to set Cross-Site Scripting payload in them which will be triggered in the page/s with the embed malicious shortcode
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
The Video Player for YouTube WordPress plugin before 1.4 does not sanitise or validate the parameters from its shortcode, allowing users with a role as low as contributor to set Cross-Site Scripting payload in them which will be triggered in the page/s with the embed malicious shortcode
- Record
CVE-2021-24414- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
YT Player < 1.4 - Contributor+ Stored Cross-Site Scripting
The Video Player for YouTube WordPress plugin before 1.4 does not sanitise or validate the parameters from its shortcode, allowing users with a role as low as contributor to set Cross-Site Scripting payload in them which will be triggered in the page/s with the embed malicious shortcode
- Record
CVE-2021-24414- Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2021-11326 No score
The Video Player for YouTube WordPress plugin before 1.4 does not sanitise or validate the parameters from its shortcode, allowing users with a role as low as contributor to set Cross-Site Scripting payload in them which will be triggered in the page/s with the embed malicious shortcode
- Record
EUVD-2021-11326- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-73w3-w58j-9gvg No score
The Video Player for YouTube WordPress plugin before 1.4 does not sanitise or validate the...
The Video Player for YouTube WordPress plugin before 1.4 does not sanitise or validate the parameters from its shortcode, allowing users with a role as low as contributor to set Cross-Site Scripting payload in them which will be triggered in the page/s with the embed malicious shortcode
- Record
GHSA-73w3-w58j-9gvg- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-24414 is a medium vulnerability (CVSS 5.4) in Bplugins Video Player For Youtube, published October 25, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.62%, the 50th percentile. No source names a fixed version.