CVE-2021-47746

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

NodeBB Plugin Emoji 3.2.1 contains an arbitrary file write vulnerability that allows administrative users to write files to arbitrary system locations through the emoji upload API. Attackers with admin access can craft file upload requests with directory traversal to overwrite system files by manipulating the file path parameter.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-73

Affected software

No affected versions have been published.

Timeline

Published
Jan 21, 2026
Last modified
Jun 17, 2026
NVD status
Deferred

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CVE-2021-47746: High severity, CVSS 7.5 | Vulnix