CVE-2026-5841 Tenda i3 HTTP R7WebsSecurityHandler path traversal
Remote attackers can exploit a path traversal vulnerability in the Tenda i3 router's HTTP handler to access unauthorized files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-5841?
CVE-2026-5841 is a medium-severity path traversal vulnerability in Tenda i3, published on 9 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A weakness has been identified in Tenda i3 1.0.0.6(2204). The affected element is the function R7WebsSecurityHandler of the component HTTP Handler. Executing a manipulation can lead to path traversal. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks.
Weakness: CWE-22
Which versions are affected by CVE-2026-5841?
It affects 1 product.
Products include Tenda I3 Firmware.
How do I fix CVE-2026-5841?
No fix has been published for CVE-2026-5841 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-5841 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-5841 exists.
Other vulnerabilities in Tenda i3
- CVE-2026-3970 Tenda i3 wifiSSIDget formwrlSSIDget stack-based overflow
- CVE-2026-3971 Tenda i3 wifiSSIDset formwrlSSIDset stack-based overflow
- CVE-2026-3799 Tenda i3 setcfm formSetCfm stack-based overflow
- CVE-2026-3801 Tenda i3 setAutoPing formSetAutoPing stack-based overflow
- CVE-2026-3802 Tenda i3 exeCommand formexeCommand stack-based overflow
Sources
Also known as GHSA-jm2v-6xpj-h8v4.