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Vulnerabilities

Vulnerability · CVE-2026-100420

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.

Published Oct 21, 2026 · catalog updated Oct 22, 2026 · A sensitive information disclosure

Last checked Nov 7, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-100420. EPSS is 0.15%. Act only if a listed version of A sensitive information disclosure is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (A sensitive information disclosure).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.15%
Remediation
Not established
Affected products
See sources for product scope

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.

No affected version ranges are stored yet. Use the vendor advisory before you decide this record does not apply.

How to fix CVE-2026-100420

  • No stored fix

    No vendor fix text is stored. Use the linked advisory before you change production.

  • Version check

    No version range is stored, so an installed version cannot be checked on this page.

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-100420. EPSS is 0.15%. Act only if a listed version of A sensitive information disclosure is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-202. EPSS 0.15%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 21, 2026 · NIST NVD

    Detected

    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.

  2. Oct 22, 2026 · NIST NVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2026-100420

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-100420

    30-day exploitation probability 0.15%

    first.org
  • NIST NVDVulnerability recordCVE-2026-100420

    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 unau

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 7, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 23, 2026
  • NIST NVDOct 22, 2026
  • CVE.orgOct 22, 2026