CVE-2026-71930: DrayTek VigorSwitch Multiple Models OS Command Injection via setTime
DrayTek Corporation · VigorSwitch G2540xs
Vendor fix available · Affected: DrayTek Corporation VigorSwitch G2540xs · Exploitation: possible (1 to 10%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 83% of scored CVEs
DescriptionCVE.org
Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the setTime function. The vulnerability is caused by insufficient filtering of the username and password fields before command execution. A remote attacker can trigger this vulnerability via crafted input to execute arbitrary commands with root privileges. Exploitation requires valid administrative credentials for the device's web management interface.
Affected products20
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- DrayTek Corporation · VigorSwitch G2540xsbefore 3.9.10
- DrayTek Corporation · VigorSwitch P2540xsbefore 3.9.10
- DrayTek Corporation · VigorSwitch FX2120before 3.9.10
- DrayTek Corporation · VigorSwitch G2282xbefore 2.10.6
- DrayTek Corporation · VigorSwitch P2282xbefore 2.10.6
- DrayTek Corporation · VigorSwitch Q2300xbefore 2.10.7
- DrayTek Corporation · VigorSwitch PQ2300xbbefore 2.10.7
- DrayTek Corporation · VigorSwitch G2542xbefore 3.10.6
- DrayTek Corporation · VigorSwitch P2542xbefore 3.10.6
- DrayTek Corporation · VigorSwitch P2542xhbefore 3.10.6
- DrayTek Corporation · VigorSwitch PX2060before 2.9.10
- DrayTek Corporation · VigorSwitch G1280before 2.9.10
- DrayTek Corporation · VigorSwitch P1280before 2.9.10
- DrayTek Corporation · VigorSwitch P1281xbefore 2.9.10
- DrayTek Corporation · VigorSwitch G1282before 2.9.10
- DrayTek Corporation · VigorSwitch P1282before 2.9.10
- DrayTek Corporation · VigorSwitch G2121before 2.9.10
- DrayTek Corporation · VigorSwitch P2121before 2.9.10
- DrayTek Corporation · VigorSwitch PQ2121xbefore 2.9.10
- DrayTek Corporation · VigorSwitch Q2121xbefore 2.9.10
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Possible (1 to 10%). EPSS between 1% and 10%.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- DrayTek Corporation
- Published
- August 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-71930 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.