Heap-based Buffer Overflow in TP-Link Archer AX53 v1.0 Affects Network Security
CVE-2025-62404

7.3HIGH

Key Information:

Vendor

Tp-link Systems Inc.

Status
Archer Ax53 V1.0
Vendor
CVE Published:
3 February 2026

What is CVE-2025-62404?

A heap-based buffer overflow vulnerability exists in TP-Link's Archer AX53 v1.0 due to improper handling of network packets. This flaw allows authenticated adjacent attackers to send specially crafted packets that exceed the expected length, potentially leading to a segmentation fault or even arbitrary code execution. Users are strongly advised to update their firmware to the latest version to mitigate these risks. Affected versions include Archer AX53 v1.0: through 1.3.1 Build 20241120.

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Deploy the Patch

Affected Version(s)

Archer AX53 v1.0 0 <= 1.3.1 Build 20241120

References

https://talosintelligence.com/vulnerability_reports/
https://www.tp-link.com/en/support/download/archer-ax53/v...
patch
https://www.tp-link.com/my/support/download/archer-ax53/v...
patch

CVSS V4

Score:
7.3
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Lilith >_> of Cisco Talos
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