CVE-2023-0273

Custom Content Shortcode <= 4.0.2 - Contributor+ Stored XSS

The Custom Content Shortcode WordPress plugin through 4.0.2 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

Affected

Custom Content Shortcode

CVSS v3.1 NVD

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

EPSS

0.44% chance of exploitation in the next 30 days, 37th percentile

Published

2023-03-20

Updated

2025-02-26

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/5cafbba6-478f-4f5d-a2d4-60c6a22f2f1e

References

• CVE Record
• NVD entry