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CVE-2026-1266
MEDIUM4.4
Description
The Postalicious plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 3.0.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
Details CVE
Score CVSS v3.14.4
SeveriteMEDIUM
Vecteur CVSSCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
Vecteur d'attaqueNETWORK
ComplexiteHIGH
Privileges requisHIGH
Interaction utilisateurNONE
Publie1/24/2026
Derniere modification1/26/2026
Sourcenvd
Observations honeypot0
Faiblesses (CWE)
CWE-79
References
https://plugins.trac.wordpress.org/browser/postalicious/tags/3.0.1/wp-postalicious.php#L316(security@wordfence.com)
https://plugins.trac.wordpress.org/browser/postalicious/tags/3.0.1/wp-postalicious.php#L533(security@wordfence.com)
https://plugins.trac.wordpress.org/browser/postalicious/tags/3.0.1/wp-postalicious.php#L541(security@wordfence.com)
https://plugins.trac.wordpress.org/browser/postalicious/tags/3.0.1/wp-postalicious.php#L548(security@wordfence.com)
https://plugins.trac.wordpress.org/browser/postalicious/trunk/wp-postalicious.php#L316(security@wordfence.com)
https://plugins.trac.wordpress.org/browser/postalicious/trunk/wp-postalicious.php#L533(security@wordfence.com)
https://plugins.trac.wordpress.org/browser/postalicious/trunk/wp-postalicious.php#L541(security@wordfence.com)
https://plugins.trac.wordpress.org/browser/postalicious/trunk/wp-postalicious.php#L548(security@wordfence.com)
Correlations IOC
Aucune correlation enregistree
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