Description
The Nexter Blocks WordPress plugin before 5.0.2 does not restrict who can save global CSS through one of its REST endpoints, allowing users with at least the Contributor role to store arbitrary CSS that is rendered site-wide on the front end, enabling defacement, content hiding, and UI redressing.
Published: 2026-08-09
Score: n/a
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sun, 09 Aug 2026 07:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-784

Sun, 09 Aug 2026 06:15:00 +0000

Type Values Removed Values Added
Description The Nexter Blocks WordPress plugin before 5.0.2 does not restrict who can save global CSS through one of its REST endpoints, allowing users with at least the Contributor role to store arbitrary CSS that is rendered site-wide on the front end, enabling defacement, content hiding, and UI redressing.
Title Nexter Blocks < 5.0.2 - Contributor+ Stored CSS Injection
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-08-09T06:00:12.345Z

Reserved: 2026-07-24T10:10:03.572Z

Link: CVE-2026-17011

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-09T07:30:04Z

Weaknesses
  • CWE-784

    Reliance on Cookies without Validation and Integrity Checking in a Security Decision