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Vulnerability record

CVE-2026-129451

highCVSS 4.0 8.6Published · DrayTek

The short answer

CVE-2026-129451 affects DrayTek Vigor2960 and is rated high (CVSS 8.6). It is not in CISA's Known Exploited Vulnerabilities catalog.

What it is

A flaw has been found in DrayTek Vigor2960 up to 1.5.1.6. This affects the function app_guest_export of the file /cgi-bin/mainfunction.cgi. This manipulation of the argument filename causes path traversal. The attack can be initiated remotely. The exploit has been published and may be used. Upgrading to version 1.5.1.7 is able to mitigate this issue. The affected component should be upgraded. 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."

Weakness: CWE-22.

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

Questions

Is CVE-2026-129451 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog as of 2026-11-15.

How do I fix CVE-2026-129451?

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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