PT-2026-32086 · Wpblockart+1 · Blockart Blocks – Gutenberg Blocks+1

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CVE-2026-3498

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Published

2026-04-10

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Updated

2026-04-11

CVSS v3.1

6.4

Medium

VectorAV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Name of the Vulnerable Software and Affected Versions BlockArt Blocks versions prior to 2.2.16
Description Stored Cross-Site Scripting occurs due to insufficient input sanitization and output escaping. Authenticated attackers with Author-level access and above can inject arbitrary web scripts into pages via the clientId block attribute. These scripts execute whenever a user accesses the affected page.
Recommendations Update BlockArt Blocks to version 2.2.16 or later.

Fix

XSS

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Weakness Enumeration

Related Identifiers

CVE-2026-3498

Affected Products

Blockart Blocks – Gutenberg Blocks
Blockart Blocks