Which versions of 777vr1 Firmware are affected by CVE-2026-1407?

CVE-2026-1407 is a low-severity vulnerability in Beetel 777VR1 involving information exposure (CVSS 2.0).

Is there a public PoC exploit available for CVE-2026-1407?

Yes, a public proof-of-concept exploit is available for CVE-2026-1407. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-1407?

During next maintenance window: Apply vendor patches when convenient. Verify information disclosure controls are in place.

777vr1 Firmware CVE-2026-1407

Q: What is the CVSS score of CVE-2026-1407?

CVE-2026-1407 has a CVSS 4.0 base score of 0.3 (Low). CVSS vector: CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/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. EPSS exploitation probability: 0.0%.

LOW

Information Exposure (CWE-200)

2026-01-25 cna@vuldb.com

Information Disclosure 777vr1 Firmware

0.3

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

0.3 LOW

CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/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

Attack Vector

Physical

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

CVSS changed

Apr 29, 2026 - 01:11 NVD

2.0 (LOW) 0.3 (LOW)

Analysis Generated

Mar 12, 2026 - 21:59 vuln.today

PoC Detected

Jan 30, 2026 - 20:34 vuln.today

Public exploit code

CVE Published

Jan 25, 2026 - 22:16 nvd

LOW 2.0

DescriptionCVE.org

A security flaw has been discovered in Beetel 777VR1 up to 01.00.09/01.00.09_55. This affects an unknown part of the component UART Interface. Performing a manipulation results in information disclosure. The attack may be carried out on the physical device. The attack is considered to have high complexity. It is indicated that the exploitability is difficult. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

AnalysisAI

A security flaw has been discovered in Beetel 777VR1 up to 01.00.09/01.00.09_55. This affects an unknown part of the component UART Interface. …

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Vulnerability AssessmentAI

Risk Assessment	CVSS 2.0 (LOW). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	An attacker could exploit this flaw, information disclosure.
Remediation	Monitor vendor advisories for a patch. Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

During next maintenance window: Apply vendor patches when convenient. …

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CVE-2026-1407 vulnerability details – vuln.today

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