CVE-2024-9645

Post Grid and Gutenberg Blocks < 2.2.93 - Contributor+ Stored XSS

The Post Grid, Posts Slider, Posts Carousel, Post Filter, Post Masonry WordPress plugin before 2.2.93 does not validate and escape some of its block options before outputting them back in a page/post where the block is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Affected

Post Grid, Posts Slider, Posts Carousel, Post Filter, Post Masonry

CVSS v3.1 CNA

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

EPSS

0.32% chance of exploitation in the next 30 days, 23rd percentile

Published

2025-05-15

Updated

2025-05-16

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/cfd6db83-5e7f-4631-87c3-fdcd4c64c4fe/

Security advisories

• https://wpscan.com/vulnerability/cfd6db83-5e7f-4631-87c3-fdcd4c64c4fe

References

• CVE Record
• NVD entry