Threat intelligence

Kadence Blocks <= 3.7.8 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'toggleIcon' Block Attribute

CVE-2026-18435 · kadence-blocks

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Kadence Blocks at a vulnerable version. How SiteRespond intelligence works

Vulnerability: Kadence Blocks <= 3.7.8 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'toggleIcon' Block Attribute
Affected software: kadence-blocks(Plugin)
Affected versions: ≤ 3.7.8
Authentication: Authenticated (see advisory title)
Vulnerability type: Cross-site scripting
CVE: CVE-2026-18435
Published: 31 July 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow attackers to run scripts in visitors' browsers or hijack admin sessions.
Source: Data imported from Wordfence Intelligence (advisory 5f346cc7-92ad-4f76-a71c-864c22ed56b5). Methodology and redistribution notes

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