Description
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
References7
- plugins.trac.wordpress.org/browser/call-now-button/tags/1.5.3/s…
- plugins.trac.wordpress.org/browser/call-now-button/tags/1.5.3/s…
- plugins.trac.wordpress.org/browser/call-now-button/tags/1.5.3/s…
- plugins.trac.wordpress.org/browser/call-now-button/tags/1.5.3/s…
- plugins.trac.wordpress.org/browser/call-now-button/tags/1.5.3/s…
- plugins.trac.wordpress.org/browser/call-now-button/tags/1.5.3/s…
- www.wordfence.com/threat-intel/vulnerabilities/id/379547a2-6b22…
Metrics
- CVSS 3.1
-
4.3
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - EPSS — exploit probability
- 0% percentile: 19 · as of 10 November 2026
- CWE
- CWE-862
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.