CVE-2026-123044 · Package
NO FIX YET · SEE WHAT TO DO
The ContentPen WordPress plugin before 1.1.1 exposes its REST API key to unauthenticated visitors. An attacker can use that key to publish posts with unfiltered JavaScript, which runs in the browser of anyone who views them, including administrators.
first public Nov 12, 2026 · 1 source
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Sites running the ContentPen WordPress plugin before 1.1.1 are exposed, because its REST API key is readable without logging in. Sites without the plugin, or running 1.1.1 or later, are not affected.
Not affected if plugin-not-installed, version-1.1.1-or-later
Who cares contentpen, wordpress
1.1.1 are affected.1.1.1 or later (fixed version named in the CVE description).The ContentPen WordPress plugin before 1.1.1 discloses its REST API key to unauthenticated users, who can then use it to create posts containing unfiltered JavaScript, leading to Stored XSS that executes in the browser of any visitor, including administrators.
NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.
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