4.4

CVE-2026-11738: netgear be9300_firmware Improper Input Validation

CVSS: 4.4v3.1MediumAnalyzed
Published 11-08-2026Last modified 12-08-2026
Open JSON

Vulnerability summary

CVE-2026-11738 is a medium (CVSS 4.4) Improper Input Validation vulnerability in netgear be9300_firmware. EPSS estimates a 0.27% chance of exploitation in the next 30 days, higher than 17.8% of scored vulnerabilities.

Overall risk
18/100
0100
Low · default modelHow is this calculated?
CVSS score
4.4/10
010
Medium · v3.1 (NVD)
EPSS score
0.27%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 11-08-2026
    PublishedVulnerability first disclosed.
  2. 12-08-2026
    Last modifiedVulnerability information updated.

Description

Insufficient input validation vulnerability in the listed NETGEAR models allows authenticated administrators connected to the local network to make unauthorized modification to router software and functionality.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.27%

Chance of exploitation in the next 30 days

Percentile

18%

Versus all other CVEs

30-day change

0.00 pp

From 0.27% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.27%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Netgear29 products

1 vendor · 29 products

References

4 links