AUGUST 4, 2026
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Case File

CVE-2021-34978

HIGH · CVSS 8.8 EPSS 1.52% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-01-13 · 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.

Detected Signals
exploit

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

CVE
CVE-2021-34978
Severity
HIGH
CVSS
8.8
EPSS
1.52%

Original NVD Description

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6260 1.1.0.78_1.0.1 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the setupwizard.cgi page. A crafted SOAP request can trigger an overflow of a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-13511.