TP-Link Archer AX53 v1.0 up to 1.3.1 heap-based overflow

Summaryinfo

A vulnerability was found in TP-Link Archer AX53 v1.0 up to 1.3.1. It has been rated as critical. This affects an unknown function. The manipulation leads to heap-based overflow. This vulnerability is traded as CVE-2025-61944. Access to the local network is required for this attack to succeed. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in TP-Link Archer AX53 v1.0 up to 1.3.1. This issue affects an unknown function. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Heap-based Buffer Overflow vulnerability in TP-Link Archer AX53 v1.0 (tmpserver modules) allows authenticated adjacent attackers to cause a segmentation fault or potentially execute arbitrary code via a specially crafted network packet containing an excessive number of fields with zero‑length values.This issue affects Archer AX53 v1.0: through 1.3.1 Build 20241120.

The weakness was shared by Lilith >_>. It is possible to read the advisory at talosintelligence.com. The identification of this vulnerability is CVE-2025-61944 since 10/20/2025. The exploitation is known to be difficult. The attack needs to approached within the local network. Additional levels of successful authentication are needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/16/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• TP-Link

Name

• Archer AX53 v1.0

Version

• 1.3.0
• 1.3.1

License

• commercial

Website

• Vendor: https://www.tp-link.com/

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion