MEDIUMCVSS 4.2Vulnerability
CVE-2026-89145
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.
Properties
- severity
- MEDIUM
- cvss_score
- 4.2
- cvss_severity
- MEDIUM
- retrieved_at
- 2026-09-25T21:30:44+00:00
- score
- 4.2
- last_source
- NVD
- cve_id
- CVE-2026-89145
- cvss_vector
- CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
- signal_observed_at
- 2026-09-25T21:30:44+00:00
- vector
- CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
- published_at
- 2026-09-11T02:18:35.617
- last_modified
- 2026-09-24T20:43:32.537
Related Entities (2)
HAS_WEAKNESS (1)
→[Weakness]Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
DESCRIBED_BY (1)
→[Source]NVD
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