CVE-2021-24416
StreamCast < 2.1.1 - Contributor+ Stored Cross-Site Scripting
The StreamCast – Radio Player for WordPress plugin before 2.1.1 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 StreamCast – Radio Player for WordPress plugin before 2.1.1 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-2021-24416- 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
StreamCast < 2.1.1 - Contributor+ Stored Cross-Site Scripting
The StreamCast – Radio Player for WordPress plugin before 2.1.1 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-2021-24416- Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2021-11328 No score
The StreamCast – Radio Player for WordPress plugin before 2.1.1 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-2021-11328- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-cfww-x5rc-hmv9 No score
The StreamCast – Radio Player for WordPress plugin before 2.1.1 does not sanitise or validate...
The StreamCast – Radio Player for WordPress plugin before 2.1.1 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-cfww-x5rc-hmv9- 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-2021-24416 is a medium vulnerability (CVSS 5.4) in Bplugins Streamcast – Radio Player For Wordpress, published October 18, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.58%, the 47th percentile. No source names a fixed version.