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CVE-2026-78289— WordPress CozyStay theme <= 1.10.0 - Cross Site Scripting (XSS) vulnerability

Quick assessment

Affected
LoftOcean CozyStay
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

CozyStay 软件在 1.10.0 及更早版本中存在未经身份验证的跨站脚本（XSS）漏洞。

CVSS 7.1 · High

Possible ATT&CK Techniques 1 AI

T1189.003
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I. Basic Information for CVE-2026-78289

Vulnerability Information
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Vulnerability Title
WordPress CozyStay theme <= 1.10.0 - Cross Site Scripting (XSS) vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Cross Site Scripting (XSS) in CozyStay <= 1.10.0 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
LoftOcean CozyStay n/a ~ 1.10.0 -

II. Public POCs for CVE-2026-78289

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III. Intelligence Information for CVE-2026-78289

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News Coverage for CVE-2026-78289 (1)

IV. Related Vulnerabilities

Same product: CozyStay
Same vendor: LoftOcean
Same weakness: CWE-79

V. Comments for CVE-2026-78289

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