CVE-2026-21432 MEDIUM

CVE-2026-21432: Emlog has stored Cross-site Scripting issue that can lead to admin or another account ATO

Vendor Emlog
Product emlog
Weakness CWE-79 · XSS
Published January 2, 2026
Last update January 5, 2026
View on NVD All CVEs

CVSS base score

6.8/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction —
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:H/VA:N/SC:N/SI:H/SA:N/E:P

What the vulnerability does

01Description

Emlog is an open source website building system. Version 2.5.23 has a stored cross-site scripting vulnerability that can lead to account takeover, including takeover of admin accounts. As of time of publication, no known patched versions are available.

Key dates

02Disclosure timeline

January 2, 2026 CVE published
January 5, 2026 Record updated