CVE-2026-11734
Device administrator can interrupt the normal operation of some NETGEAR Nighthawk devices.
CVE-2026-11734 is a low vulnerability (CVSS 1.1) in Netgear Mr70, published August 11, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.89%, the 59th percentile. No source names a fixed version.
- Severity
- 1.1 LowCVSS 4.0, CVE List
- Exploit chance
- 0.89%EPSS, 59th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
A buffer overflow vulnerability in the listed NETGEAR models allows an authenticated admin user to cause the affected device to become temporarily unavailable.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
Affected products
- netgear mr70
- netgear mr70 firmware
- netgear mr90
- netgear mr90 firmware
- netgear ms70
- netgear ms70 firmware
- netgear ms90
- netgear ms90 firmware
- netgear rax41
- netgear rax41 firmware
- netgear rax41v2
- netgear rax41v2 firmware
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- netgear rax42
- netgear rax42 firmware
- netgear rax42v2
- netgear rax42v2 firmware
- netgear rax43
- netgear rax43 firmware
- netgear rax43v2
- netgear rax43v2 firmware
- netgear rax49s
- netgear rax49s firmware
- netgear rax50
- netgear rax50 firmware
- netgear rax50v2
- netgear rax50v2 firmware
- netgear rax54s
- netgear rax54s firmware
- netgear rax54sv2
- netgear rax54sv2 firmware
What each source reports
CVE List Score used
Device administrator can interrupt the normal operation of some NETGEAR Nighthawk devices.
A buffer overflow vulnerability in the listed NETGEAR models allows an authenticated admin user to cause the affected device to become temporarily unavailable.
- Record
CVE-2026-11734- CVSS 4.0
- 1.1 Low
CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/AU:Y/R:U/V:D/RE:L/U:Amber - Weakness
- CWE-121
- Updated
- 2026-11-02
EUVDEUVD-2026-56191
A buffer overflow vulnerability in the listed NETGEAR models allows an authenticated admin user to cause the affected device to become temporarily unavailable.
- Record
EUVD-2026-56191- CVSS 4.0
- 1.1 Low
CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/AU:Y/R:U/V:D/RE:L/U:Amber - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-g6fv-h3pw-rwgm
A buffer overflow vulnerability in the listed NETGEAR models allows an authenticated admin user...
A buffer overflow vulnerability in the listed NETGEAR models allows an authenticated admin user to cause the affected device to become temporarily unavailable.
- Record
GHSA-g6fv-h3pw-rwgm- CVSS 4.0
- 1.1 Low
CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:D/RE:L/U:Amber - CVSS 3.1
- 2.7 Low
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L - Weakness
- CWE-121
- Updated
- 2026-11-02
NVD
A buffer overflow vulnerability in the listed NETGEAR models allows an authenticated admin user to cause the affected device to become temporarily unavailable.
- Record
CVE-2026-11734- CVSS 4.0
- 1.1 Low
CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:D/RE:L/U:Amber - CVSS 3.1
- 2.7 Low
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L - Weakness
- CWE-121
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
netgear.com/support/product/mr70
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kb.netgear.com/000070887/August-2026-NETGEAR-Security-Advisory
nvd.nist.gov/vuln/detail/CVE-2026-11734
github.com/advisories/GHSA-g6fv-h3pw-rwgm