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CVE-2025-11162

Spectra <= 2.19.14 - Authenticated (Contributor+) Stored Cross-Site Scripting via Custom CSS

Published: Nov 5, 2025Updated: Nov 6, 2025 Sources: CVE List NVDCWE-79
6.4MEDIUM
NVD MITRE
EPSS Score
0.2%
Top 88.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available
Self-Check
Nuclei

Description

The Spectra Gutenberg Blocks – Website Builder for the Block Editor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Custom CSS in all versions up to, and including, 2.19.14 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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-79

Affected Products

brainstormforce
commercialaka ultimate addons for elementor, spectra, spectra gutenberg blocks – website builder for the block editor
Spectra Gutenberg Blocks – Website Builder for the Block EditorWeb App
Web & CMS Plugins / site-builder

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://plugins.trac.wordpress.org/browser/ultimate-addons-for-gutenberg/tags/2.19.14/classes/class-uagb-loader.php#L522
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/ultimate-addons-for-gutenberg/tags/2.19.14/classes/class-uagb-post-assets.php#L1418
plugins.trac.wordpress.org
https://www.wordfence.com/threat-intel/vulnerabilities/id/2f077817-704f-4595-bfb1-80234dd23f8d?source=cve
wordfence.com

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