CVE-2026-21430

CRITICAL

9.3

Description

Emlog is an open source website building system. In version 2.5.23, article creation functionality is vulnerable to cross-site request forgery (CSRF). This can lead to a user being forced to post an article with arbitrary, attacker-controlled content. This, when combined with stored cross-site scripting, leads to account takeover. As of time of publication, no known patched versions are available.

CVE Details

CVSS v3.1 Score9.3

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published1/2/2026

Last Modified1/16/2026

Sourcenvd

Honeypot Sightings0

Affected Products

emlog:emlog

Weaknesses (CWE)

CWE-79CWE-352

References

https://github.com/emlog/emlog/security/advisories/GHSA-2g2w-vmg7-pq4q(security-advisories@github.com)

IOC Correlations

No correlations recorded

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