Description
The Cloud Blocks WordPress plugin through 1.1.8 does not perform any authorisation or sanitisation when storing block asset URLs, allowing unauthenticated users to store malicious scripts that are executed in the browser of any privileged user, such as an administrator, who opens the block editor.
Published: 2026-11-05
Score: 8.8 High
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 06 Nov 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

Thu, 05 Nov 2026 07:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-79

Thu, 05 Nov 2026 06:15:00 +0000

Type Values Removed Values Added
Description The Cloud Blocks WordPress plugin through 1.1.8 does not perform any authorisation or sanitisation when storing block asset URLs, allowing unauthenticated users to store malicious scripts that are executed in the browser of any privileged user, such as an administrator, who opens the block editor.
Title Cloud Blocks <= 1.1.8 - Unauthenticated Stored XSS
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-11-06T12:08:45.452Z

Reserved: 2026-10-06T09:28:08.317Z

Link: CVE-2025-15702

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-11-05T06:17:06.507

Modified: 2026-11-06T13:17:21.200

Link: CVE-2025-15702

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-06T14:45:05Z

Weaknesses
  • CWE-79

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')