Vulnerability record
CVE-2026-129449
The short answer
CVE-2026-129449 affects DrayTek Vigor2960 and is rated high (CVSS 8.6). It is not in CISA's Known Exploited Vulnerabilities catalog.
What it is
A security vulnerability has been detected in DrayTek Vigor2960 up to 1.5.1.6. Affected by this vulnerability is the function sub_14914 of the file /cgi-bin/mainfunction.cgi. The manipulation of the argument swmconfigupload leads to command injection. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 1.5.1.7 addresses this issue. It is advisable to upgrade the affected component. The vendor recommends: "1.5.1.6 isn't the latest version of 2960, the latest version fixes many security issues. And we have another one in our release plan which should solve the issues reported."
Severity
8.6 high
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Exploited (CISA KEV)
Not listed
CISA lists confirmed exploitation only
EPSS, next 30 days
No score
FIRST scores CVEs within a day of publication
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Attack requirements
- None
- Privileges required
- Low
- User interaction
- None
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Affected products
Vigor2960. NVD's record lists the exact affected versions.
References
- fw.draytek.com.tw/Vigor2960/Firmware/v1.5.1.7/Vigor2960_v1.5.1.7.zip
- github.com/yikesoftware/DrayTek_Vigor2960_Security_Analysis/blob/main/cases/DRV2960-0015-authenticated-swmconfigupload-fieldname-command-injection
- vuldb.com/cve/CVE-2026-129449
- vuldb.com/submit/1044957
- vuldb.com/vuln/437460
- vuldb.com/vuln/437460/cti
Questions
Is CVE-2026-129449 being exploited?
It is not in CISA's Known Exploited Vulnerabilities catalog as of 2026-11-15.
How do I fix CVE-2026-129449?
Follow the vendor advisory in the references below. NVD lists the affected versions under its configurations.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Deferred. The description is NVD's text, quoted as published.
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