Threat intelligence

Custom Block Builder – Lazy Blocks <= 3.8.2 - Reflected Cross-Site Scripting

CVE-2024-12878 · lazy-blocks

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

Vulnerability: Custom Block Builder – Lazy Blocks <= 3.8.2 - Reflected Cross-Site Scripting
Affected software: lazy-blocks(Plugin)
Affected versions: ≤ 3.8.2
Authentication: Not specified in feed title — see source advisory
Vulnerability type: Cross-site scripting
CVE: CVE-2024-12878
Published: 4 February 2025
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 ec7a97c4-62d5-44e7-a28b-350ecf9ecf66). Methodology and redistribution notes

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