CVE-2026-76558mediumCWE-79

CVE-2026-76558: medium-severity vulnerability in WP Import Export Lite

WP Import Export Lite < 3.9.33 - Contributor+ Stored DOM XSS via Custom Field Names

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33Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 6.8epss 0.4%
The WP Import Export Lite WordPress plugin before 3.9.33 does not escape custom field names retrieved from the database before inserting them into the DOM of one of its administration screens, allowing users with a role as low as contributor to perform Stored XSS attacks which will trigger in the browser of a high privileged user, such as an administrator, viewing that screen.
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
Affected products
Unknown · WP Import Export Lite
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — WP Import Export Lite

In the same product, most dangerous first.

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