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Vulnerability Detail

CVE-2026-89145 Verified Sceawere Triage Sources: NVD / CISA KEV

Vulnerability Metadata

Severity
Medium
Score / CVSS
4.2
Creation Date
4h ago
Vendor
flextype
Product
flextype
Attack Type
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Vector String
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack Complexity
LOW

Narrative and Response

Description

Flextype CMS versions 0.9.9 through 1.0.0-alpha.3 fail to HTML-escape plugin directory names in the dependency error page rendered by getValidPluginsDependencies(). Attackers with write access to the plugins directory can create a plugin with HTML characters in its name to execute arbitrary scripts in users' browsers when dependency validation fails.

Executive Summary

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Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.

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Technical Details

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Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.

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Mitigations

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Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.

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References

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Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.

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Additional Metadata

{
  "score": "4.2",
  "pubDate": "2026-09-11T02:18:35.617Z",
  "pubdate": "2026-09-11T02:18:35.617Z"
}
CVE-2026-89145: CVE-2026-89145 Vulnerability (MEDIUM Severity, CVSS: 4.2) | Sceawere