Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Ultimate Blocks Ultimate Blocks ultimate-blocks allows Stored XSS.This issue affects Ultimate Blocks: from n/a through <= 3.3.6.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00064.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Ultimate Blocks Ultimate Blocks unaffected
Version Status Constraints
n/a affected
≤ <= 3.3.6

No data.

No data.

Vendor Product Confidence Versions
Ultimateblocks Ultimateblocks — —
Wordpress Wordpress — —

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Subscriptions

Vendors Products
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Tracking

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://patchstack.com/database/Wordpress/Plugin/ultimate-blocks/vulnerability/wordpress-ultimate-blocks-plugin-3-3-6-cross-site-scripting-xss-vulnerability?_s_id=cve cve-icon cve-icon
History

Tue, 20 Jan 2026 15:30:00 +0000

Type Values Removed Values Added
References

Tue, 20 Jan 2026 14:45:00 +0000

Type Values Removed Values Added
References

Thu, 13 Nov 2025 11:30:00 +0000

Type Values Removed Values Added
References

Thu, 13 Nov 2025 10:45:00 +0000

Type Values Removed Values Added
References

Thu, 23 Oct 2025 18:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'}

 cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L'}

Thu, 23 Oct 2025 16:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 23 Oct 2025 10:30:00 +0000

Type Values Removed Values Added
First Time appeared Ultimateblocks
Ultimateblocks ultimateblocks
Wordpress
Wordpress wordpress
Vendors & Products Ultimateblocks
Ultimateblocks ultimateblocks
Wordpress
Wordpress wordpress

Wed, 22 Oct 2025 14:45:00 +0000

Type Values Removed Values Added
Description Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Ultimate Blocks Ultimate Blocks ultimate-blocks allows Stored XSS.This issue affects Ultimate Blocks: from n/a through <= 3.3.6.
Title WordPress Ultimate Blocks plugin <= 3.3.6 - Cross Site Scripting (XSS) vulnerability
Weaknesses CWE-79
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Patchstack

Published:

Updated: 2026-03-17T14:23:13.520Z

Reserved: 2025-06-11T16:07:08.211Z

Link: CVE-2025-49929

cve-icon Vulnrichment

Updated: 2025-10-23T15:22:06.508Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-10-22T15:15:38.970

Modified: 2026-01-20T15:16:42.430

Link: CVE-2025-49929

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-10-23T10:04:27Z

Weaknesses