CVE-2021-36849

MediumCVSS 4.8/10Last modified Jun 17, 2026

Description

Authenticated (admin+) Stored Cross-Site Scripting (XSS) vulnerability in René Hermenau's Social Media Share Buttons plugin <= 3.8.1 at WordPress.

Metrics

CVSS 3.1 4.8/10CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

Vendor	Product	Versions
René Hermenau	Social Media Share Buttons \| MashShare (WordPress plugin)	>= <= 3.8.1, <= 3.8.1

References

https://patchstack.com/database/vulnerability/mashsharer/wordpress-social-media-share-buttons-plugin-3-8-1-authenticated-stored-cross-site-scripting-xss-vulnerabilityThird Party Advisory
https://wordpress.org/plugins/mashsharer/#developersRelease Notes, Vendor Advisory
https://patchstack.com/database/vulnerability/mashsharer/wordpress-social-media-share-buttons-plugin-3-8-1-authenticated-stored-cross-site-scripting-xss-vulnerabilityThird Party Advisory
https://wordpress.org/plugins/mashsharer/#developersRelease Notes, Vendor Advisory

Timeline

Published: Jul 20, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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