CVE-2026-6158: medium-severity vulnerability in Totolink N300RH
Totolink N300RH upgrade.so setUpgradeUboot os command injection
Published · Updated
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 6.9epss 2.1%
exploitation probability
2.1%top 19% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A flaw has been found in Totolink N300RH 6.1c.1353_B20190305. Affected is the function setUpgradeUboot of the file upgrade.so. This manipulation of the argument FileName causes os command injection. The attack is possible to be carried out remotely. The exploit has been published and may be used.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
Totolink · N300RHpublic PoCs found — 1
cve_referencegithub.com/xyh4ck/iot_poc/tree/main/TOTOLINK/N300RHv4/02_setUpgradeUboot_RCEunverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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