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CVE-2026-88710Improper neutralization of special elements used in an OS command in certain ASUS Router firmware allows an unauthenticated nearby user to…

Description

Improper neutralization of special elements used in an OS command in certain ASUS Router firmware allows an unauthenticated nearby user to trigger a chain of actions—unauthenticated queries, identifier guessing, credential overwriting, and command injection—resulting in the execution of arbitrary commands with root privileges. Refer to the ' Security Update for ASUS Router Firmware ' section on the ASUS Security Advisory for more information.

Timeline

  1. ID reserved

    By ASUS

  2. · 2 months later

    Published

  3. EPSS rose above 1%

    Now 1.2%

  4. · 1 day later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2026-88710, by who scored it
Scored byCVSSScoreVector
ASUSCNA (assigner)4.0High8.7CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
NVDNVD · Awaiting Analysis4.0High8.7CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/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 (exploitation in 30 days)
1.2% · top 32% of all CVEs (13 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.7.

Affected products

  • ASUS · Router firmware

    • affected 3.0.0.4.386 series
    • affected 3.0.0.4.388 series
    • affected 3.0.0.6.102 series

References

References1

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .