CVE-2022-4793: Blog Designer – Post and Widget < 2.4.1 - Contributor+ Stored XSS via Shortcode

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-01-30 · updated 2026-06-17
Weakness: CWE-79

Description

The Blog Designer WordPress plugin before 2.4.1 does not validate and escape one of its shortcode attributes, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attack.

Affected products

Blog Designer: before 2.4.1 — fixed in 2.4.1

How to fix

Upgrade to a fixed version: Blog Designer 2.4.1. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/00c34ba8-b82e-4bb9-90b1-1afefae75948
https://wpscan.com/vulnerability/00c34ba8-b82e-4bb9-90b1-1afefae75948

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