SEPTEMBER 19, 2026
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Case File

CVE-2026-46714

MEDIUM · CVSS 5.1 EPSS 0.26% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-03 · Last synced 2026-09-02

CyberRota Analysis

AI-Generated

Versions 8.63.0 to 2026.5.3 of the Misskey open-source social media platform are vulnerable to a flaw that can lead to performance degradation or crashes when a malformed theme is applied. Users and administrators of Misskey should prioritize updating to version 2026.5.4 or later to mitigate this risk and ensure stable operation of their instances.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
github.com ↗ github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-46714
Severity
MEDIUM
CVSS
5.1
EPSS
0.26%

Original NVD Description

Misskey is an open source, federated social media platform. IVersions 8.63.0 and later, but prior to 2026.5.4, contain a vulnerability that can cause the Misskey web client to slow down or crash when it applies a malformed theme. This issue has been fixed in version 2026.5.4.