CVE-2026-34748 - Vulnerability Analysis
HighCVSS: 8.7Last Updated: April 1, 2026
Payload - Stored XSS
Published: April 1, 2026Updated: April 1, 2026Remote Exploitable
Overview
Payload prior to version 3.78.0 in @payloadcms/next contains a stored XSS vulnerability caused by improper sanitization of content in the admin panel, letting authenticated users with write access execute scripts in other users' browsers.
Severity & Score
Severity: High
CVSS Score: 8.7
Impact
Authenticated users can execute scripts in other users' browsers, potentially stealing session data or performing actions on their behalf.
Mitigation
Update to version 3.78.0 or later.
Related Resources
Details
- CVE ID
- CVE-2026-34748
- Severity
- High
- CVSS Score
- 8.7
- Type
- stored_xss
- Status
- new
CWE
- CWE-79
CVSS Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N