Is CVE-2020-26913 actively exploited?

No active exploitation of CVE-2020-26913 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2020-26913 be exploited remotely?

Partially. CVE-2020-26913 requires adjacent network access (same network segment) to exploit.

What is the CVSS score of CVE-2020-26913?

CVE-2020-26913 has a CVSS score of 6.8 (MEDIUM).

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MEDIUM

CVE-2020-26913

CWE-787Published: October 9, 2020· Updated: Jun 17, 2026

6.8

CVSS v3.1

Official Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D6100 before 1.0.0.63, R7800 before 1.0.2.60, R8900 before 1.0.4.26, R9000 before 1.0.4.26, RBK20 before 2.3.0.28, RBR20 before 2.3.0.28, RBS20 before 2.3.0.28, RBK50 before 2.3.0.32, RBR50 before 2.3.0.32, RBS50 before 2.3.0.32, RBK40 before 2.3.0.28, RBR40 before 2.3.0.28, RBS40 before 2.3.0.28, SRK60 before 2.2.2.20, SRR60 before 2.2.2.20, SRS60 before 2.2.2.20, WN3000RPv2 before 1.0.0.78, WNDR4300v2 before 1.0.0.58, WNDR4500v3 before 1.0.0.58, WNR2000v5 before 1.0.0.70, XR450 before 2.3.2.40, and XR500 before 2.3.2.40.

NVD Source

Technical Analysis

CVE-2020-26913 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 6.8.

From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.