WordPress plugin
MashShare – Social Media Share Buttons, Social Share Icons security & vulnerabilities
Unpatched vulnerability in the latest version
At least one vulnerability affects the latest version and no fix has been released. Deactivate the plugin or restrict access to the affected feature until the vendor ships a patch.
- Critical0
- High0
- Medium5
- Low0
All MashShare – Social Media Share Buttons, Social Share Icons vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium4.3 | Missing Authorization ≤4.0.47No patch available | CVE-2025-22319 | |
| Medium6.4 | Authenticated (Contributor+) Stored Cross-Site Scripting via shortcode ≤3.8.6Update to 3.8.7 | CVE-2022-4544 | |
| Medium5.5 | Authenticated (Admin+) Stored Cross-Site Scripting ≤3.8.3Update to 3.8.4 | — | |
| Medium5.5 | Authenticated (Admin+) Stored Cross-Site Scripting ≤3.8.1Update to 3.8.2 | CVE-2021-36849 | |
| Medium5.3 | Information Disclosure <2.3.1Update to 2.3.1 | — |
- Medium4.3Missing Authorization
≤4.0.47No patch available
- Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting via shortcode
≤3.8.6Update to 3.8.7
- Medium5.5Authenticated (Admin+) Stored Cross-Site Scripting
≤3.8.3Update to 3.8.4
- Medium5.5Authenticated (Admin+) Stored Cross-Site Scripting
≤3.8.1Update to 3.8.2
- Medium5.3Information Disclosure
<2.3.1Update to 2.3.1
MashShare – Social Media Share Buttons, Social Share Icons: common questions
Does MashShare – Social Media Share Buttons, Social Share Icons have known vulnerabilities?
Yes. VulnCrest Radar lists 5 known vulnerabilities in MashShare – Social Media Share Buttons, Social Share Icons: 5 medium. At least one is not fixed in the latest version.
How do I check which version of MashShare – Social Media Share Buttons, Social Share Icons I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent MashShare – Social Media Share Buttons, Social Share Icons vulnerability?
CVE-2025-22319, published Jan 3, 2025: Social Media Share Buttons | MashShare <= 4.0.47 - Missing Authorization. Severity: Medium (CVSS 4.3).
Is any MashShare – Social Media Share Buttons, Social Share Icons vulnerability listed in CISA KEV?
No. None of the known MashShare – Social Media Share Buttons, Social Share Icons vulnerabilities is currently listed in the CISA KEV catalog.