CVE-2026-21432

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

State: Published
Severity: 6.8 Medium
Published: Jan 2, 2026
Updated: Jan 5, 2026
Reserved: Dec 29, 2025

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	6.8 Medium	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	GitHub_M

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Product	Versions
emlogemlog	= 2.5.23Affected

References

https://github.com/emlog/emlog/security/advisories/GHSA-4rxf-mjqx-c464

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