Missing Authorization Affecting yoast/duplicate-post package, versions <4.6
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published24 Mar 2026
- disclosed18 Mar 2026
- creditUnknown
Introduced: 18 Mar 2026
CVE-2026-1217 (opens in a new tab)How to fix?
Upgrade yoast/duplicate-post to version 4.6 or higher.
Overview
Affected versions of this package are vulnerable to Missing Authorization due to missing capability checks in the clone_bulk_action_handler and republish_request functions. An attacker can duplicate or overwrite posts, including those they should not have access to, by sending crafted requests with Contributor-level or Author-level privileges.