CVE detail
CVE-2026-18316
The Solace Extra plugin for WordPress is vulnerable to unauthorized modification and loss of data due to a missing capability check on the import_zip() function in versions up to, and including, 1.6.0. The handler is registered on both wp_ajax_action-import-zip and wp_ajax_nopriv_action-import-zip and only verifies the 'ajax-nonce' nonce, which is emitted on every admin page via wp_localize_script (unrestricted admin_enqueue_scripts hook) and is therefore accessible to any authenticated user including Subscribers. This makes it possible for authenticated attackers, with Subscriber-level access and above, to wipe navigation menus, sidebar widgets (via update_option('sidebars_widgets', array())), all theme mods (via remove_theme_mods()), and Elementor templates, as well as trigger arbitrary demo-content imports.
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 17.9 · diversity 6.5 · KEV 0.0 · OTX 0.0 · PoC 0.0
Why it matters now
Mention timeline
- Total mentions
- 5
- within the 30d window
- Peak daily
- 5
- highest bucket
Evidence
Source links by recency
5 source links · newest first
- https://www.wordfence.com/threat-intel/vulnerabilities/id/4e427c4e-3e27-49e3-ba64-6241b430d5d8?source=cvewww.wordfence.com
No excerpt available.
Patchwww.wordfence.comAug 16, 2026, 6:16 AM - https://plugins.trac.wordpress.org/changeset?reponame=&old=3627961%40solace-extra&new=3627961%40solace-extraplugins.trac.wordpress.org
No excerpt available.
Patchplugins.trac.wordpress.orgAug 16, 2026, 6:16 AM - https://plugins.trac.wordpress.org/browser/solace-extra/tags/1.6.0/includes/class-solace-extra.php#L336plugins.trac.wordpress.org
No excerpt available.
Patchplugins.trac.wordpress.orgAug 16, 2026, 6:16 AM - https://plugins.trac.wordpress.org/browser/solace-extra/tags/1.6.0/admin/import.php#L2382plugins.trac.wordpress.org
No excerpt available.
Patchplugins.trac.wordpress.orgAug 16, 2026, 6:16 AM - https://plugins.trac.wordpress.org/browser/solace-extra/tags/1.6.0/admin/class-solace-extra-admin.php#L289plugins.trac.wordpress.org
No excerpt available.
Patchplugins.trac.wordpress.orgAug 16, 2026, 6:16 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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