CVE-2025-3276

MEDIUM

SKT Blocks - Gutenberg based Page Builder <= 1.9 - Authenticated Stored Cross-Site Scripting via Post Carousel Block

Title source: llm

Description

The SKT Blocks – Gutenberg based Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Post Carousel block in all versions up to, and including, 1.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

References (2)

Core 2

Core References

Patch

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3267889%40skt-blocks&new=3267889%40skt-blocks&sfp_email=&sfph_mail=

Third Party Advisory

https://www.wordfence.com/threat-intel/vulnerabilities/id/d9345eaa-c8c0-4830-a9af-48305a2f80fd?source=cve

Scores

CVSS v3 6.4

EPSS 0.0020

EPSS Percentile 9.5%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-79

Status published

Products (2)

sktthemes/skt_blocks < 2.0

sonalsinha21/SKT Blocks – Gutenberg based Page Builder < 1.9

Published Apr 12, 2025

Tracked Since Feb 18, 2026