Cross-site scripting in NocoDB - CVE-2026-28397
Published: April 27, 2026
Vulnerability identifier: #VU127989
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-28397
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: nocodb
Affected software:
NocoDB
NocoDB
Detailed vulnerability description
The vulnerability allows a remote user to execute arbitrary script code in the browser of another user.
The vulnerability exists due to cross-site scripting in Comments.vue when rendering comment content. A remote user can inject arbitrary HTML in a comment to execute arbitrary script code in the browser of another user.
The issue affects comments parsed by markdown-it with HTML enabled and rendered via v-html, and script execution occurs when another user views the comment.
How to mitigate CVE-2026-28397
Install security update from vendor's website.