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Description

The aBlocks – WordPress Gutenberg Blocks plugin for WordPress is vulnerable to unauthorized modification of data and disclosure of sensitive information due to missing capability checks on multiple AJAX actions in all versions up to, and including, 2.4.0. This makes it possible for authenticated attackers, with subscriber level access and above, to read plugin settings including block visibility, maintenance mode configuration, and third-party email marketing API keys, as well as read sensitive configuration data including API keys for email marketing services.

PUBLISHED Reserved 2025-10-28 | Published 2026-01-07 | Updated 2026-01-07 | Assigner Wordfence




MEDIUM: 5.4CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Problem types

CWE-862 Missing Authorization

Product status

Default status
unaffected

* (semver)
affected

Timeline

2025-10-16:Discovered
2026-01-06:Disclosed

Credits

mahdi salhi finder

References

www.wordfence.com/...-1ff0-4f12-ae53-39d9342640f4?source=cve

plugins.trac.wordpress.org/...4.0/includes/ajax/settings.php

plugins.trac.wordpress.org/...s/abstract-request-handler.php

plugins.trac.wordpress.org/...tags/2.4.0/includes/assets.php

cve.org (CVE-2025-12449)

nvd.nist.gov (CVE-2025-12449)

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