Medium · CVSS 4.3CVE-2026-107917

Insufficient input validation vulnerability in NETGEAR R7300 routerCVE-2026-107917

Answer in brief

CVE-2026-107917 records a Medium severity (CVSS 4.3) vulnerability in Insufficient input validation vulnerability in NETGEAR R7300 router. The current sources do not mark it as known exploited. The current feed maps NETGEAR/R7300DST (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 13, 2026Updated Oct 13, 2026Source checked Oct 13, 2026First seen by HOL Oct 13, 2026Material review Oct 13, 2026

Upstream Advisory

Key facts

Risk: Medium · CVSS 4.3
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

CVSS is 4.3. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps NETGEAR/R7300DST (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
NETGEAR/R7300DSTgeneric	>=0 <=V1.0.0.74	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for NETGEAR/R7300DST.
Review the reported fix. Source-reported solution: Devices with automatic updates enabled may already have this patch applied. If not, please check the firmware version and update it to the latest. Fixed in: ProductFixed VersionR7300DST (EoS) Nighthawk AC1900 DST Router & AdapterWon't Fix Models marked (EoS) have reached End-of-Support phase, and no security updates are planned. NETGEAR strongly recommends that you retire these devices and upgrade to a newer NETGEAR device for continued security support.

Evidence timeline and material changes

Published upstream
Oct 13, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Oct 13, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Oct 13, 2026

Sources and claim methodology

Source referencenetgear.com

Upstream source description

Insufficient input validation vulnerability in the PPPoE Setup feature of NETGEAR R7300 router allows authenticated administrators connected to the local network to perform unauthorized actions on the router. This issue was identified through testing in a controlled research environment using a simulated version of the router's software and has not been confirmed on physical production devices.

Quoted source text, attributed separately from HOL analysis.