CVE-2025-1627: Qi Blocks < 1.4 - Contributor+ Stored XSS via ToC Block

5.4 CVSS

Description

The Qi Blocks WordPress plugin before 1.4 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.

Classification

CVE ID: CVE-2025-1627

CVSS Base Severity: MEDIUM

CVSS Base Score: 5.4

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

Problem Types

CWE-79 Cross-Site Scripting (XSS)

Affected Products

Vendor: Unknown

Product: Qi Blocks

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.03% (probability of being exploited)

EPSS Percentile: 6.06% (scored less or equal to compared to others)

EPSS Date: 2025-06-07 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-1627
https://wpscan.com/vulnerability/31b2292b-1ea7-4d63-ad65-0366e2c05dd3/

Timeline