Vulnerability · Published Feb 3, 2026 · Assigned by TPLink
CVE-2025-59487Heap-based Buffer Overflow Vulnerability in TP-Link Archer AX53
High 7.3
In plain English
A high-severity heap buffer overflow in Archer AX53 v1.0 from TP-Link Systems Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 40% of all known vulnerabilities).
Official description
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. The vulnerability arises from improper validation of a packet field whose offset is used to determine the write location in memory. By crafting a packet with a manipulated field offset, an attacker can redirect writes to arbitrary memory locations.This issue affects Archer AX53 v1.0: through 1.3.1 Build 20241120.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| TP-Link Systems Inc. | Archer AX53 v1.0 | 0 – through 1.3.1 Build 20241120 |
Weakness: CWE-122 · Vector: CVSS:4.0/AV:A/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
References
- https://talosintelligence.com/vulnerability_reports/
- https://www.tp-link.com/en/support/download/archer-ax53/v1/#Firmware patch
- https://www.tp-link.com/my/support/download/archer-ax53/v1/#Firmware patch
- https://www.tp-link.com/us/support/faq/4943/ vendor-advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2285