VULNERABILITY INTELLIGENCE

CVE-2021-42547

CVSS score4.7 MEDIUM

EPSS probability0.75%

CISA KEVNot currently listed

Published2021-12-13

Last modified2026-06-17

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

Description

Insufficient Input Validation in the search functionality of Wordpress plugin Out-of-the-Box prior to 1.20.3 allows unauthenticated user to craft a reflected Cross-Site Scripting attack.

Weakness classification

vulnerability@ncsc.ch: CWE-79
nvd@nist.gov: CWE-79

Primary references

vulnerability@ncsc.ch — Release Notes, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Third Party Advisory