High 7.5Published Jan 21, 2026

CVE-2021-47746NodeBB Plugin Emoji 3.2.1 - Arbitrary File Write

Updated under an hour ago (Oct 26, 2026, 7:40 AM ET)

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It affects NodeBB Plugin Emoji. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for NodeBB Plugin Emoji

Exploited in the last 30 days

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: 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE): CWE-73
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Mar 4, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

NodeBB NodeBB Plugin Emoji nodebb:plugin_emoji (from the name)	3.2.1	CNA record

References

https://www.exploit-db.com/exploits/49813exploit
https://nodebb.org/product
https://github.com/NodeBB/nodebb-plugin-emojiproduct
https://www.vulncheck.com/advisories/nodebb-plugin-emoji-arbitrary-file-writethird-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.