CVE-2021-41437
mediumpriority · track · 26EPSS 0.011 · 66 %ileEUUSEPSS · scored 2026-10-27
An HTTP response splitting attack in web application in ASUS RT-AX88U before v3.0.0.4.388.20558 allows an attacker to craft a specific URL that if an authenticated victim visits it, the URL will give access to the cloud storage of the attacker.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (7)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2021-41437/cnnvd
- https://github.com/efchatz/easy-exploits/tree/main/Web/ASUS/CVE-2021-41437cnnvd
- https://www.asus.com/Networking-IoT-Servers/WiFi-Routers/ASUS-Gaming-Routers/RT-AX88U/HelpDesk_BIOS/cnnvd
- https://github.com/efchatz/easy-exploits/tree/main/Web/ASUS/CVE-2021-41437enisa_euvd
- https://www.asus.com/Networking-IoT-Servers/WiFi-Routers/ASUS-Gaming-Routers/RT-AX88U/HelpDesk_BIOS/enisa_euvd
- https://github.com/efchatz/easy-exploits/tree/main/Web/ASUS/CVE-2021-41437PatchThird Party Advisorynvd
- https://www.asus.com/Networking-IoT-Servers/WiFi-Routers/ASUS-Gaming-Routers/RT-AX88U/HelpDesk_BIOS/PatchProductVendor Advisorynvd
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