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CVE-2025-5528

MEDIUM 6.1 CVSS 3.1
Published
June 7, 2025
Last modified
June 17, 2026
NVD status
Analyzed
Reported by
security@wordfence.com
Weakness
CWE-79
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Description

The Social Sharing Plugin – Sassy Social Share plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the heateor_mastodon_share parameter in all versions up to, and including, 3.3.75 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action, such as clicking on a link.

Affected WordPress components

  • Social Sharing Plugin – Sassy Social Share Plugin · sassy-social-share
    Confirmed match Abandoned
    Up to and including 3.3.75
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • heateor Social Sharing Plugin – Sassy Social Share — Up to and including 3.3.75
  • heateor sassy_social_share — Before 3.3.76

References

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/sassy-social-share/tags/3.3.75/public/class-sassy-social-share-public.php#L1481 Product
  • www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/99e922ec-d40a-47e7-a10f-d966a351d182?source=cve Third Party Advisory
  • nvd.nist.gov Official NVD record