Call Now Button <= 1.5.4 - Authenticated (Subscriber+) Missing Authorization to Multiple Functions
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 4.3epss 0.3%
exploitation probability
0.3%top 83% of all CVEs
observed exploitation
nono source reports it
The Call Now Button – The #1 Click to Call Button for WordPress plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on multiple functions in all versions up to, and including, 1.5.4. This makes it possible for authenticated attackers, with Subscriber-level access and above, to generate links to billing portal, where they can view and modify billing information of the connected, account, generate chat session tokens, view domain status, etc.
This vulnerability was partially fixed in version 1.5.4 and fully fixed in version 1.5.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
References
https://plugins.trac.wordpress.org/browser/call-now-button/tags/1.5.3/src/admin/chat/class-cnb-chat-controller.php#L52https://plugins.trac.wordpress.org/browser/call-now-button/tags/1.5.3/src/admin/CnbAdminAjax.php#L147https://plugins.trac.wordpress.org/browser/call-now-button/tags/1.5.3/src/admin/CnbAdminAjax.php#L154https://plugins.trac.wordpress.org/browser/call-now-button/tags/1.5.3/src/admin/CnbAdminAjax.php#L167https://plugins.trac.wordpress.org/browser/call-now-button/tags/1.5.3/src/admin/CnbAdminAjax.php#L21https://plugins.trac.wordpress.org/browser/call-now-button/tags/1.5.3/src/admin/CnbAdminAjax.php#L50https://www.wordfence.com/threat-intel/vulnerabilities/id/379547a2-6b22-4ec9-8570-a043dda7ec09?source=cve