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CVE-2026-100420

Information disclosure vulnerability in the cloud-client daemon of Deco BE63

MEDIUM
6.8
CVSS Score
Published: October 21, 2026 at 11:04 PM UTC
Updated: October 30, 2026 at 06:17 PM UTC
1 product affected across 1 vendorDeco BE63 V2.0

Using Deco BE63 V2.0 by TP-Link Systems Inc.?

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Severity
MEDIUM6.8
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

A sensitive information disclosure vulnerability in the cloud-client daemon of Deco BE63 allows authenticated attackers to retrieve the plaintext TP-Link ID account password. Successful exploitation may allow attackers to compromise the associated cloud account and perform unauthorized actions on behalf of the affected user.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Patch
Source: cverecord
https://www.tp-link.com/us/support/download/deco-be63/v2.60/#Firmware
Vendor Advisory
Source: cverecord
https://www.tp-link.com/us/support/faq/5357/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.8MEDIUMTPLink
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-202

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