What’s Vulnerable › Vulnerabilities

CVE-2023-2635: Call Now Accessibility Button < 1.1 - Admin+ Stored XSS

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-07-10 · updated 2026-06-17

Description

The Call Now Accessibility Button WordPress plugin before 1.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

Affected products

• Call Now Accessibility Button: 1.0.2

References

• https://wpscan.com/vulnerability/81b89613-18d0-4c13-84e3-9e2e1802fd7c
• https://wpscan.com/vulnerability/81b89613-18d0-4c13-84e3-9e2e1802fd7c

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