CVE-2025-8588

Gutenberg Blocks – PublishPress Blocks Controls, Visibility, Reusable Blocks <= 3.3.4 - Authenticated (Contributor+) Stored Cross-Site Scripting

6.4 Medium

The Gutenberg Blocks – PublishPress Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'Marker Title' and 'Marker Description' parameters for the Maps block in versions up to, and including, 3.3.4 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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: None

Exploit likelihood

0.23%Up 0.2 points since Oct 25, 2025

What each source reports

CVE List Score used 6.4

Gutenberg Blocks – PublishPress Blocks Controls, Visibility, Reusable Blocks <= 3.3.4 - Authenticated (Contributor+) Stored Cross-Site Scripting

Record: CVE-2025-8588
CVSS 3.1: 6.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2025-35910 6.4

Record: EUVD-2025-35910
CVSS 3.1: 6.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-c476-3hc8-7535 6.4

The Gutenberg Blocks – PublishPress Blocks plugin for WordPress is vulnerable to Stored Cross...

Record: GHSA-c476-3hc8-7535
CVSS 3.1: 6.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

NVD 6.4

Record: CVE-2025-8588
CVSS 3.1: 6.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSV 6.4

Gutenberg Blocks – PublishPress Blocks Controls, Visibility, Reusable Blocks <= 3.3.4 - Authenticated (Contributor+) Stored Cross-Site Scripting

Record: CVE-2025-8588
CVSS 3.1: 6.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

Affected products

publishpress blocks – block controls, block visibility, block permissions

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-8588 is a medium vulnerability (CVSS 6.4) in Publishpress Blocks – Block Controls, Block Visibility, Block Permissions, published October 25, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.23%, the 14th percentile. No source names a fixed version.