AUGUST 4, 2026
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Case File

CVE-2021-43448

MEDIUM · CVSS 5.3 EPSS 1.01% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-01-23 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-43448
Severity
MEDIUM
CVSS
5.3
EPSS
1.01%
Office

Original NVD Description

ONLYOFFICE all versions as of 2021-11-08 is vulnerable to Improper Input Validation. A lack of input validation can allow an attacker to spoof the names of users who interact with a document, if the document id is known.