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Type a plugin or theme and the version you run, and we’ll show every known vulnerability that affects it, from the 390,007 records in our vulnerability database. The version is listed under Plugins in your WordPress dashboard.
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Plugin · wpupper-share-buttons
WPUpper Share Buttons
3 known vulnerabilities on record. Add your version above to see which ones affect you.
Feb 20, 2025WPUpper Share Buttons: Cross-Site Request ForgeryCVE-2024-13883 · affects up to 3.51 · reported by WordfenceMedium 4.3
The WPUpper Share Buttons plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.51. This is due to missing or incorrect nonce validation on the 'save_custom_css_request' function. This makes it possible for unauthenticated attackers to inject custom CSS to modify a site via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
NVD recordplugins.trac.wordpress.orgplugins.trac.wordpress.org
Jun 4, 2024WPUpper Share Buttons: Unauthorized access of data when preparing sharing links for posts and pagesCVE-2024-4997 · affects up to 3.43 · reported by WordfenceMedium 5.3
The WPUpper Share Buttons plugin for WordPress is vulnerable to unauthorized access of data when preparing sharing links for posts and pages in all versions up to, and including, 3.43. This makes it possible for unauthenticated attackers to obtain the contents of password protected posts and pages.
Dec 5, 2022WPUpper Share Buttons: Does not sanitise and escape some of its settingsCVE-2022-3838 · affects up to 3.42 · reported by WPScanMedium 4.8
The WPUpper Share Buttons WordPress plugin through 3.42 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
Versions are matched against the affected ranges published with each record. A plugin can ship a fix under its own numbering, so if something looks off, check the linked record. Want the whole site checked at once? Run the free website check.
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