Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in TP-Link Deco BE25 v1.0 (web modules) allows authenticated adjacent attacker to read arbitrary files or cause denial of service.  This issue affects Deco BE25 v1.0: through 1.1.1 Build 20250822.

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact Low

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
TP-Link Systems Inc. Deco BE25 v1.0 unaffected
Version Status Constraints
0 affected ≤ 1.1.1 Build 20250822

No data.

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Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.tp-link.com/en/support/download/deco-be25/#Firmware cve-icon cve-icon
https://www.tp-link.com/sg/support/download/deco-be25/#Firmware cve-icon cve-icon
https://www.tp-link.com/us/support/download/deco-be25/v1/#Firmware cve-icon cve-icon
https://www.tp-link.com/us/support/faq/4993/ cve-icon cve-icon
History

Mon, 02 Mar 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 02 Mar 2026 18:00:00 +0000

Type Values Removed Values Added
Description Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in TP-Link Deco BE25 v1.0 (web modules) allows authenticated adjacent attacker to read arbitrary files or cause denial of service.  This issue affects Deco BE25 v1.0: through 1.1.1 Build 20250822.
Title Path Traversal on TP-Link Deco BE25
Weaknesses CWE-22
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:L'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: TPLink

Published:

Updated: 2026-03-02T19:21:36.575Z

Reserved: 2026-01-06T18:29:34.354Z

Link: CVE-2026-0655

cve-icon Vulnrichment

Updated: 2026-03-02T19:21:16.007Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-03-02T18:16:26.170

Modified: 2026-03-02T20:29:29.330

Link: CVE-2026-0655

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses