How severe is CVE-2026-11734?

CVE-2026-11734 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2026-11734 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-11734?

CVE-2026-11734 primarily affects Netgear Mr70 Firmware. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-11734?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-11734 published?

CVE-2026-11734 was published on 2026-08-11 and last updated on 2026-09-09.

CVE-2026-11734

CVE-2026-11734 is a low-severity vulnerability in Netgear Mr70 Firmware with a CVSS 3.x base score of 2.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-121.

Key facts

Severity: Low (CVSS 3.x base score 2.7)
CVSS v4: 1.1
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-121
Affected product: Netgear Mr70 Firmware
Published: 2026-08-11
Last modified: 2026-09-09

Description

A buffer overflow vulnerability in the listed NETGEAR models allows an authenticated admin user to cause the affected device to become temporarily unavailable.

Frequently asked questions

What is CVE-2026-11734?: A buffer overflow vulnerability in the listed NETGEAR models allows an authenticated admin user to cause the affected device to become temporarily unavailable.
How severe is CVE-2026-11734?: CVE-2026-11734 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2026-11734 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-11734?: CVE-2026-11734 primarily affects Netgear Mr70 Firmware. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-11734?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-11734 published?: CVE-2026-11734 was published on 2026-08-11 and last updated on 2026-09-09.

References

Affected products (15)

cpe:2.3:o:netgear:mr70_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:mr90_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:ms70_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:ms90_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax41_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax41v2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax42_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax42v2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax43_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax43v2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax49s_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax50_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax50v2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax54s_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:rax54sv2_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Netgear Mr70 Firmware

CVE-2026-9213 — High (CVSS 8.1): A vulnerability in the affected NETGEAR gaming routers allows attackers with the ability to intercept and tamper…
CVE-2026-11739 — Medium (CVSS 6.4): A command injection vulnerability in certain affected NETGEAR Nighthawk devices allows a network-adjacent attacker…
CVE-2026-9210 — Medium (CVSS 4.5): Insufficient input validation vulnerability in the listed NETGEAR models allows authenticated administrators…
CVE-2026-0418 — Medium (CVSS 4.5): Insufficient configuration management in the listed devices allows authenticated administrators connected to the local…
CVE-2026-0417 — Medium (CVSS 4.5): Insufficient input validation vulnerability in the listed NETGEAR devices allows authenticated administrators…

All CVEs affecting Netgear Mr70 Firmware →

Other CWE-121 (Stack-based Buffer Overflow) vulnerabilities

CVE-2026-7866 — Critical (CVSS 10.0): Stack-based Buffer Overflow vulnerability in RTI Connext Professional (Core Libraries) allows Overflow Buffers. This…
CVE-2026-12848 — Critical (CVSS 10.0): GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and…
CVE-2026-12847 — Critical (CVSS 10.0): GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and…
CVE-2026-12846 — Critical (CVSS 10.0): GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and…
CVE-2026-12485 — Critical (CVSS 10.0): GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and…
CVE-2026-37541 — Critical (CVSS 10.0): Buffer overflow vulnerability in Open Vehicle Monitoring System 3 (OVMS3) 3.3.005. In canformat_gvret.cpp, the length…

Browse all CWE-121 (Stack-based Buffer Overflow) vulnerabilities →