The Simple Social Media Share Buttons WordPress plugin before 3.2.4 does not escape the Share Title settings before outputting it in the frontend pages or posts (depending on the settings used), allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.
CVE-2021-24656 is a medium severity with CVSS 4.8 Stored Cross-Site Scripting issue affecting the Plugin Simple Social Media Share Buttons – Social Sharing for Everyone. It affects Versions up to 3.2.3 and is fixed in 3.2.4.
CVE-2021-24656 is tracked for the Plugin Simple Social Media Share Buttons – Social Sharing for Everyone as medium severity with CVSS 4.8. The affected range is Versions up to 3.2.3. Update Simple Social Media Share Buttons – Social Sharing for Everyone to 3.2.4 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
simple-social-buttons
View on wordpress.org
|
| CVE | CVE-2021-24656 |
| Patched Versions |
3.2.4
|
| Affected Versions |
Versions up to 3.2.3
|
These internal links group the same WordPress plugin by CVE, issue type, severity, and patch status so operators and search engines can connect the full vulnerability cluster.
Simple Social Media Share Buttons <= 3.2.2 - Contributor+ Stored Cross-Site Scripting
Simple Social Media Share Buttons <= 5.1.0 - Unauthenticated Password Protected Post Disclosure
Simple Social Media Share Buttons <= 5.4.0 - Authenticated (Administrator+) Stored Cross-Site Scripting
Simple Social Media Share Buttons – Social Sharing for Everyone <= 6.2.0 - Cross-Site Request Forgery
Simple Social Media Share Buttons 2.0.4 - 2.0.21 - Missing Authorization
Simple Social Media Share Buttons <= 3.2.0 - Reflected Cross-Site Scripting
Simple Social Media Share Buttons <= 3.1.1 - Reflected Cross-Site Scripting
This record contains material that is subject to copyright
License: Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy. Read more
License: CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy. Read more
