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CVE-2021-47746 Detail

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

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Nist CVSS score does not match with CNA score
CNA:  VulnCheck
CVSS-B 8.6 HIGH
Vector:  CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://github.com/NodeBB/nodebb-plugin-emoji VulnCheck
https://nodebb.org/ VulnCheck
https://www.exploit-db.com/exploits/49813 VulnCheck
https://www.vulncheck.com/advisories/nodebb-plugin-emoji-arbitrary-file-write VulnCheck

Weakness Enumeration

CWE-ID CWE Name Source
CWE-73 External Control of File Name or Path VulnCheck  

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-47746
NVD Published Date:
01/21/2026
NVD Last Modified:
01/21/2026
Source:
VulnCheck