CVE-2025-10180
The Markdown Shortcode plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'markdown' shortcode in all versions up to, and including, 0.2.1 due to insufficient input sanitization and output escaping on user supplied…
Does this matter?
Lower severity and a low EPSS score (0.31%). Track it; it rarely justifies an emergency change on its own.
Description
The Markdown Shortcode plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'markdown' shortcode in all versions up to, and including, 0.2.1 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
- CVSS 3.1
- 6.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
- EPSS
- 0.31% probability · 24th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Source
- security@wordfence.com
References
- https://github.com/JohannesHoppe/markdown-shortcode/releases/tag/v0.2.3
- https://plugins.trac.wordpress.org/browser/markdown-shortcode/trunk/markdown-shortcode.php#L40
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3365425%40markdown-shortcode&new=3365425%40markdown-shortcode&sfp_email=&sfph_mail=
- https://www.wordfence.com/threat-intel/vulnerabilities/id/4e9563b8-7e1b-4e87-8b56-17b75adb66c3?source=cve
- https://github.com/JohannesHoppe/markdown-shortcode/commit/2f02cd680eb60cc7d4a92cc64506095d304a95ff
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.