CVE-2025-15606 PUBLISHED

Denial of Service (DoS) in HTTPD Input Handling on TP-Link TD-W8961N

Assigner: TPLink
Reserved: 09.03.2026 Published: 23.03.2026 Updated: 24.03.2026

A Denial-of-Service (DoS) vulnerability in the httpd component of TP-Link's TD-W8961N v4.0 due to improper input sanitization, allows crafted requests to trigger a processing error that causes the httpd service to crash. Successful exploitation may allow the attacker to cause service interruption, resulting in a DoS condition.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
CVSS Score: 7.1

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Adjacent	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	TP-Link Systems Inc.
Product	TD-W8961N v4.0
Versions	Default: unaffected affected from 0 to V4_250925 (excl.)

Credits

RONBUB finder

References

Problem Types

CWE-20 Improper input validation CWE

Impacts

CAPEC-153 Input Data Manipulation