Medium severity6.4NVD Advisory· Published May 14, 2026· Updated May 14, 2026

CVE-2026-6252

Description

The Meta Field Block plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'tagName' block attribute in all versions up to, and including, 1.5.2 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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Field As Block Project/Field As Blockllm-fuzzy
Range: <=1.5.2
WordPress/Field As Blockwp-canonicalize

Patches

Vulnerability mechanics

References

plugins.trac.wordpress.org/changeset/3517519/display-a-meta-field-as-block/tags/1.5.3/includes/helper-functions.phpnvd
www.wordfence.com/threat-intel/vulnerabilities/id/e6a70210-39bb-44a2-b71a-6f014691a21cnvd

News mentions

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cvss	0.416
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000