CVE-2021-47746

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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/NodeBB/nodebb-plugin-emoji
https://nodebb.org/
https://www.exploit-db.com/exploits/49813
https://www.vulncheck.com/advisories/nodebb-plugin-emoji-arbitrary-file-write

Configurations

No configuration.

History

No history.

Information

Published : 2026-01-21 18:16

Updated : 2026-01-26 15:04

NVD link : CVE-2021-47746

Mitre link : CVE-2021-47746

CVE.ORG link : CVE-2021-47746

JSON object : View

Products Affected

No product.

CWE

CWE-73

External Control of File Name or Path

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