Back to the CVE list
CVE-2026-71925

DrayTek VigorSwitch Multiple Models OS Command Injection via getDetail

CVSS score

8.6

EPSS probability

%2.3

Risk score

0.2

Published

1 mo ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Patch status has not yet been verified

Resmî kaynaklarda yeterli kanıt bulunamadı. Bu sonuç “yama yok” anlamına gelmez.

Impact on My Inventory

Only the personal products you have added to your account are assessed; an organisation's inventory does not appear here.

Checking session…

Vulnerability description

DayBreach CVE AI Research

CVE-2026-71925 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the getDetail 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.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-71925 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1DrayTek CorporationVigorSwitch G2540xs View
2DrayTek CorporationVigorSwitch P2540xs View
3DrayTek CorporationVigorSwitch FX2120 View
4DrayTek CorporationVigorSwitch G2282x View
5DrayTek CorporationVigorSwitch P2282x View
6DrayTek CorporationVigorSwitch Q2300x View
7DrayTek CorporationVigorSwitch PQ2300xb View
8DrayTek CorporationVigorSwitch G2542x View
9DrayTek CorporationVigorSwitch P2542x View
10DrayTek CorporationVigorSwitch P2542xh View
11DrayTek CorporationVigorSwitch PX2060 View
12DrayTek CorporationVigorSwitch G1280 View
13DrayTek CorporationVigorSwitch P1280 View
14DrayTek CorporationVigorSwitch P1281x View
15DrayTek CorporationVigorSwitch G1282 View
16DrayTek CorporationVigorSwitch P1282 View
17DrayTek CorporationVigorSwitch G2121 View
18DrayTek CorporationVigorSwitch P2121 View
19DrayTek CorporationVigorSwitch PQ2121x View
20DrayTek CorporationVigorSwitch Q2121x View
21DrayTek CorporationVigorSwitch G2280x View
22DrayTek CorporationVigorSwitch P2280x View
23DrayTek CorporationVigorSwitch Q2200x View
24DrayTek CorporationVigorSwitch PQ2200xb View
25DrayTek CorporationVigorSwitch G2100 View
26DrayTek CorporationVigorSwitch P2100 View
27DrayTek CorporationVigorSwitch G2540x View
28DrayTek CorporationVigorSwitch P2540x View
Total affected vendors: 1|Products: 28

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
8.6CVSS V4_0HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NCVE CNA
8.6CVSS V40HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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:XNVD
7.2CVSS V3_1HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HCVE CNA
7.2CVSS V31HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HNVD

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-71925 is associated with the following CWEs:

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-71925 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsHigh
UserGerekmiyor

Official Sources and Advisories

https://www.draytek.com/about/security-advisory/multiple-vulnerabilities-in-vigorswitch-series-august-2026/vendor-advisoryVulnCheck Advisory: DrayTek VigorSwitch Multiple Models OS Command Injection via getDetailvendor-advisory

CVSS Vector Radar Chart

8.6 / 10
Attack VectorNetworkComplexityLowPrivilegesHighUser Interact.NoneConfidentialityLowIntegrityNoneAvailabilityHigh

Vulnerability Scoring Details

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredHigh privileges
User InteractionNone required
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)None
Availability (Erişilebilirlik)High

Yama durumu bilinmiyor

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Follow the vendor

DC
DrayTek Corporation logo
DrayTek Corporation

Weakness Type (CWE & CAPEC)

CWE-78

Similar Vulnerabilities

Get this vulnerability through the API

Affected products, version ranges, exploitation status and patch information in a single request, with a free key.

Get a free keyDocumentation
curl -H "x-api-key: $DAYBREACH_API_KEY" \
  "https://api.daybreach.dev/api/v1/intel/cves/CVE-2026-71925"