CVE-2024-12878

HIGH NUCLEI

Thedevoice Lazy Blocks < 3.8.3 - XSS

Title source: rule

Description

The Custom Block Builder WordPress plugin before 3.8.3 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin.

Nuclei Templates (1)

Lazy Blocks <= 3.8.2 - Cross-Site Scripting

MEDIUMVERIFIEDby Shivam Kamboj

References (1)

[Exploit, Third Party Advisory] https://wpscan.com/vulnerability/827444d1-87cb-4057-827a-d802eac82cf8/

Scores

CVSS v3 7.1

EPSS 0.0170

EPSS Percentile 82.3%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Details

CWE

CWE-79

Status published

Products (1)

thedevoice/lazy_blocks < 3.8.3

Published Feb 26, 2025

Tracked Since Feb 18, 2026