AUGUST 4, 2026
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Case File

CVE-2021-43449

HIGH · CVSS 8.1 EPSS 1.25% 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-2021-43449
Severity
HIGH
CVSS
8.1
EPSS
1.25%
Office

Original NVD Description

ONLYOFFICE all versions as of 2021-11-08 is vulnerable to Server-Side Request Forgery (SSRF). The document editor service can be abused to read and serve arbitrary URLs as a document.