CVE detail
CVE-2026-12938
The Newsletters Lite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'target' attribute of the [newsletters_post] shortcode in versions up to and including 4.15. This is due to insufficient input sanitization and output escaping in the posts_single() function which propagates the attacker-controlled 'target' attribute into the global $wpml_target, and in the shortcode_posts() 'post_thumbnail' handler which concatenates $wpml_target into a target="..." HTML attribute without esc_attr(). 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.
Buzz score
Why this CVE is surfacing
This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.
Buzz score components · mention 20.8 · diversity 6.5 · KEV 0.0 · OTX 0.0 · PoC 0.0
Why it matters now
Mention timeline
- Total mentions
- 7
- within the 30d window
- Peak daily
- 7
- highest bucket
Evidence
Source links by recency
7 source links · newest first
- https://www.wordfence.com/threat-intel/vulnerabilities/id/293abae5-a7fb-401f-af09-324a81ce8709?source=cvewww.wordfence.com
No excerpt available.
Patchwww.wordfence.comJul 29, 2026, 2:16 AM - https://plugins.trac.wordpress.org/changeset?reponame=&old=3621582%40newsletters-lite&new=3621582%40newsletters-liteplugins.trac.wordpress.org
No excerpt available.
Patchplugins.trac.wordpress.orgJul 29, 2026, 2:16 AM - https://plugins.trac.wordpress.org/browser/newsletters-lite/tags/4.15/includes/checkinit.php#L172plugins.trac.wordpress.org
No excerpt available.
Patchplugins.trac.wordpress.orgJul 29, 2026, 2:16 AM - https://plugins.trac.wordpress.org/browser/newsletters-lite/tags/4.15/helpers/shortcode.php#L851plugins.trac.wordpress.org
No excerpt available.
Patchplugins.trac.wordpress.orgJul 29, 2026, 2:16 AM - https://plugins.trac.wordpress.org/browser/newsletters-lite/tags/4.15/helpers/shortcode.php#L845plugins.trac.wordpress.org
No excerpt available.
Patchplugins.trac.wordpress.orgJul 29, 2026, 2:16 AM - https://plugins.trac.wordpress.org/browser/newsletters-lite/tags/4.15/helpers/shortcode.php#L492plugins.trac.wordpress.org
No excerpt available.
Patchplugins.trac.wordpress.orgJul 29, 2026, 2:16 AM - https://plugins.trac.wordpress.org/browser/newsletters-lite/tags/4.15/helpers/shortcode.php#L464plugins.trac.wordpress.org
No excerpt available.
Patchplugins.trac.wordpress.orgJul 29, 2026, 2:16 AM
Exploit code
Public exploit repository references
Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.
0 repository references · best confidence N/A · max 0 stars
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