CVE-2026-84793: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in craftcms cms
Craft CMS versions from 5.0.0-RC1 before 5.10.11 contain a stored cross-site scripting vulnerability in the site name field that fails to sanitize input. Administrators can inject arbitrary JavaScript payloads in the site name that execute when other users view the control panel settings pages.
CVE-2026-84793: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in craftcms cms
Description
Craft CMS versions from 5.0.0-RC1 before 5.10.11 contain a stored cross-site scripting vulnerability in the site name field that fails to sanitize input. Administrators can inject arbitrary JavaScript payloads in the site name that execute when other users view the control panel settings pages.
CVSS v4.0
Score 4.8medium
Affected software
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-09-02T10:19:06.330Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a980702acd9273b492a918b
Added to database: 09/02/2026, 11:22:42 UTC
Last updated: 09/02/2026, 15:38:07 UTC
Views: 3
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