CVE-2026-88708

Quick assessment

Affected

ASUS Router firmware

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

某些华硕（ASUS）路由器固件中存在一个差一错误（off-by-one error），使得未认证的邻近用户能够发送具有特定头部长度的数据包，从而可能覆盖内存并导致受影响的服务崩溃。更多信息请参阅华硕安全公告中的“华硕路由器固件安全更新”部分。

CVSS 5.3 · Medium Updated Nov 10, 2026

Possible ATT&CK Techniques 2 AI

T1190 · Exploit Public-Facing Application T1499.003 · Application Exhaustion Flood

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Vulnerability Information

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Vulnerability Title

N/A

Source: CVE Program / CVE List V5

Vulnerability Description

An off-by-one error in certain ASUS Router firmware allows an unauthenticated nearby user to send a packet with a specific header length, potentially overwriting memory and causing the affected service to crash. Refer to the ' Security Update for ASUS Router Firmware ' section on the ASUS Security Advisory for more information.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N

Source: CVE Program / CVE List V5

Vulnerability Type

Off-by-one错误

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
ASUS	Router firmware	3.0.0.4.386 series	-

II. Public POCs for CVE-2026-88708

#	POC Description	Source Link	Shenlong Link

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No public POC found.

III. Intelligence Information for CVE-2026-88708

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Vendor Advisories for CVE-2026-88708 (1)

🔗 ASUS Security Advisory | Latest Vulnerability Update Read full article

https://www.cve.org/CVERecord?id=CVE-2026-88708

Same Patch Batch · ASUS · 2026-11-10 · 4 CVEs total

CVE-2026-88710	8.7 HIGH	ASUS 路由器固件任意命令注入漏洞
CVE-2026-88707	7.1 HIGH	ASUS 路由器固件越界写漏洞
CVE-2026-88709	7.0 HIGH	ASUS 路由器固件命令注入漏洞

IV. Related Vulnerabilities

Same product: Router firmware

Same vendor: ASUS

Same weakness: CWE-193