Cross Site Scripting Vulnerability in CozyStay Theme by WordPress
CVE-2026-78289

7.1HIGH

Key Information:

Vendor

WordPress
Status
Cozystay
Vendor
CVE Published:
27 August 2026

What is CVE-2026-78289?

The CozyStay theme, available for WordPress, is susceptible to unauthenticated Cross Site Scripting (XSS) vulnerabilities in versions up to 1.10.0. This weakness allows attackers to inject arbitrary scripts into web pages viewed by users, potentially compromising user data or leading to further exploits. It is crucial for users to upgrade to the latest version to mitigate this security risk.

Affected Version(s)

CozyStay <= 1.10.0

References

https://patchstack.com/database/wordpress/theme/cozystay/...
vdb-entry

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

G0053 | Patchstack Bug Bounty Program
.