Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in PublishPress Gutenberg Blocks advanced-gutenberg allows Stored XSS.This issue affects Gutenberg Blocks: from n/a through 3.7.6.
Published: 2026-11-13
Score: 6.5 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

Vendor Solution

Update the WordPress Gutenberg Blocks plugin to the latest available version (at least 3.7.7).

Tracking

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Advisories

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History

Fri, 13 Nov 2026 13:15:00 +0000

Type Values Removed Values Added
Description Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in PublishPress Gutenberg Blocks advanced-gutenberg allows Stored XSS.This issue affects Gutenberg Blocks: from n/a through 3.7.6.
Title WordPress Gutenberg Blocks plugin <= 3.7.6 - Cross Site Scripting (XSS) vulnerability
Weaknesses CWE-79
References
Metrics 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'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: Patchstack

Published:

Updated: 2026-11-13T13:01:26.322Z

Reserved: 2026-11-03T21:24:31.789Z

Link: CVE-2026-121721

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-11-13T13:17:55.390

Modified: 2026-11-13T13:17:55.500

Link: CVE-2026-121721

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-79

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