TI-2026-21553 Aliases CVE-2026-27094 GHSA-8fxh-mvg9-6cmm

WordPress CoBlocks plugin <= 3.1.16 - Cross Site Scripting (XSS) vulnerability

LOW 28CWE-79Published 2026-02-19 · Updated 2026-04-28

Key facts

Attack vector: Network
Privileges required: Low
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · Low
Fix status: No fix listed

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

Summary

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in GoDaddy CoBlocks coblocks allows Stored XSS.This issue affects CoBlocks: from n/a through <= 3.1.16.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00155 4th 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
GoDaddy	CoBlocks	up to 3.1.16	—	No fix listed	CNA

CoBlocks VendorGoDaddy Affected up to 3.1.16 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-27094
2026-10-03 Alias added: GHSA-8fxh-mvg9-6cmm

References

Other 1

https://patchstack.com/database/Wordpress/Plugin/coblocks/vulnerability/wordpress-coblocks-plugin-3-1-16-cross-site-scripting-xss-vulnerability?_s_id=cve

TI-2024-03965 CoBlocks < 3.1.12 - Contributor+ SSRF CVSS 3.1MEDIUM 6.5
TI-2024-06601 CoBlocks < 3.1.13 - Editor+ Stored XSS CVSS 3.1MEDIUM 4.8
TI-2016-08941 The GoDaddy godaddy-email-marketing-sign-up-forms plugin before 1.1.3 for WordPress has CSRF. CVSS 3.0HIGH 8.8
TI-2021-08120 scripts/cli.js in the GoDaddy node-config-shield (aka Config Shield) package before 0.2.2… CVSS 3.1MEDIUM 5.3
TI-2026-04186 Cross-site scripting in GoDaddy Page Builder Gutenberg Blocks – CoBlocks CVSS 3.1MEDIUM 6.4
TI-2024-02741 Cross-site scripting in GoDaddy Page Builder Gutenberg Blocks – CoBlocks CVSS 3.1MEDIUM 6.4

See all 10 →

Sources

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