TI-2025-02868 Aliases CVE-2025-3276 GHSA-8388-vmf2-8gm7

SKT Blocks – Gutenberg based Page Builder <= 1.9 - Authenticated (Contributor+) Stored Cross-Site Scripting

LOW 28CWE-79Published 2025-04-12 · Updated 2026-04-08

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

The SKT Blocks – Gutenberg based Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Post Carousel block in all versions up to, and including, 1.9 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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00233 14th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
sonalsinha21	SKT Blocks – Gutenberg based Page Builder	up to 1.9	—	No fix listed	CNA

SKT Blocks – Gutenberg based Page Builder Vendorsonalsinha21 Affected up to 1.9 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:sktthemes:skt_blocks::::::wordpress::*	before 2.0	Vulnerable	sonalsinha21

cpe:2.3:a:sktthemes:skt_blocks:*:*:*:*:*:wordpress:*:* Versions before 2.0 Vulnerable ·sonalsinha21

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-3276
2026-10-03 Alias added: GHSA-8388-vmf2-8gm7

References

Patch 1

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3267889%40skt-blocks&new=3267889%40skt-blocks&sfp_email=&sfph_mail=

Advisory 1

https://www.wordfence.com/threat-intel/vulnerabilities/id/d9345eaa-c8c0-4830-a9af-48305a2f80fd?source=cve

TI-2025-19869 WordPress SKT Blocks – Gutenberg based Page Builder plugin <= 1.8 - Cross Site Scripting (XSS) vulnerability CVSS 3.1MEDIUM 6.5
TI-2025-30596 WordPress SKT Blocks plugin <= 2.2 - Cross Site Scripting (XSS) Vulnerability CVSS 3.1MEDIUM 6.5
TI-2025-28987 WordPress SKT Blocks – Gutenberg based Page Builder plugin <= 2.0 - Cross Site Scripting (XSS) Vulnerability CVSS 3.1MEDIUM 6.5
TI-2025-19687 WordPress SKT Blocks plugin <= 1.7 - Cross Site Scripting (XSS) vulnerability CVSS 3.1MEDIUM 6.5
TI-2024-32238 WordPress SKT Blocks plugin <= 1.6 - Cross Site Scripting (XSS) vulnerability CVSS 3.1MEDIUM 6.5
TI-2024-29535 WordPress SKT Blocks plugin <= 1.5 - Cross Site Scripting (XSS) vulnerability CVSS 3.1MEDIUM 6.5

See all 7 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences