CVE-2026-56383
MediumCVSS 4.8Exploitation Probability (EPSS)
Low risk7th percentile — higher than 7% of all known CVEs
Summary
Craft CMS contains a stored XSS vulnerability in the editableTable.twig component when using the 'Row Heading' column type. The application fails to sanitize input within row heading default values, allowing an attacker with an administrator account to inject arbitrary JavaScript.
Risk Assessment
This vulnerability may lead to the execution of malicious JavaScript code in the browsers of other users, posing a risk of data theft or session hijacking.
Recommendation
It is recommended to upgrade to versions 4.16.19 or 5.8.23 to mitigate this vulnerability and to review and restrict permissions for administrator accounts.
Original NVD description (English source)
Craft CMS contains a stored cross-site scripting (XSS) vulnerability in the editableTable.twig component when using the 'Row Heading' column type. The application fails to sanitize input within row heading default values, allowing an attacker with an administrator account (with allowAdminChanges enabled) to inject arbitrary JavaScript that executes when another user views a page containing the affected table field. Affected versions are >= 4.5.0-beta.1 through 4.16.18 and >= 5.0.0-RC1 through 5.8.22; fixed in 4.16.19 and 5.8.23.