CVE-2021-47746

NodeBB Plugin Emoji 3.2.1 - Arbitrary File Write

HIGH
7.5
CVSS Score
Published: January 21, 2026 at 05:27 PM UTC
Updated: June 17, 2026 at 04:18 AM UTC
2 products affected across 1 vendorNodeBBNodeBB Plugin Emoji

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Severity
HIGH7.5
Exploit prediction
EPSS 0.7%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-73

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