CVE-2021-24211
WordPress Related Posts <= 3.6.4 - Authenticated Stored Cross-Site Scripting (XSS)
The WordPress Related Posts plugin through 3.6.4 contains an authenticated (admin+) stored XSS vulnerability in the title field on the settings page. By exploiting that an attacker will be able to execute JavaScript code in the user's browser.
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 WordPress Related Posts plugin through 3.6.4 contains an authenticated (admin+) stored XSS vulnerability in the title field on the settings page. By exploiting that an attacker will be able to execute JavaScript code in the user's browser.
- Record
CVE-2021-24211- 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
WordPress Related Posts <= 3.6.4 - Authenticated Stored Cross-Site Scripting (XSS)
The WordPress Related Posts plugin through 3.6.4 contains an authenticated (admin+) stored XSS vulnerability in the title field on the settings page. By exploiting that an attacker will be able to execute JavaScript code in the user's browser.
- Record
CVE-2021-24211- Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2021-11125 No score
The WordPress Related Posts plugin through 3.6.4 contains an authenticated (admin+) stored XSS vulnerability in the title field on the settings page. By exploiting that an attacker will be able to execute JavaScript code in the user's browser.
- Record
EUVD-2021-11125- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-c83m-879x-3hmh
The WordPress Related Posts plugin through 3.6.4 contains an authenticated (admin+) stored XSS...
The WordPress Related Posts plugin through 3.6.4 contains an authenticated (admin+) stored XSS vulnerability in the title field on the settings page. By exploiting that an attacker will be able to execute JavaScript code in the user's browser.
- Record
GHSA-c83m-879x-3hmh- 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 - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-24211 is a medium vulnerability (CVSS 5.4) in Sovrn Wordpress Related Posts, published April 5, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.63%, the 50th percentile. No source names a fixed version.