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CVE-2026-88707

HIGHCVSS 7.1/10EPSS 0.17%

Last modified

CVE-2026-88707 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. An out-of-bounds write in certain ASUS Router firmware allows an unauthenticated nearby user to send an HTTP request containing parameters that exceed the buffer length, potentially overwriting other memory regions or causing the system to crash. Refer to the ' Security Update for ASUS Router Firmware ' section on the ASUS Security Advisory for more information.. EPSS estimates a 0.17% chance of exploitation in the next 30 days.

Description

An out-of-bounds write in certain ASUS Router firmware allows an unauthenticated nearby user to send an HTTP request containing parameters that exceed the buffer length, potentially overwriting other memory regions or causing the system to crash. Refer to the ' Security Update for ASUS Router Firmware ' section on the ASUS Security Advisory for more information.

Metrics

CVSS 4.0
7.1/10

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/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:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.17%

6.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
ASUSRouter firmware3.0.0.4.386 series; 3.0.0.4.388 series; 3.0.0.6.102 series

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-88707?
An out-of-bounds write in certain ASUS Router firmware allows an unauthenticated nearby user to send an HTTP request containing parameters that exceed the buffer length, potentially overwriting other memory regions or causing the system to crash. Refer to the ' Security Update for ASUS Router Firmware ' section on the ASUS Security Advisory for more information.
How severe is CVE-2026-88707?
CVE-2026-88707 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.
How do I fix CVE-2026-88707?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST