CVE-2025-15606

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

HIGH
7.5
CVSS Score
Published: March 23, 2026 at 06:36 PM UTC
Updated: June 17, 2026 at 08:38 AM UTC
2 products affected across 1 vendorTd W8961ND FirmwareTD-W8961N

Using TD-W8961N v4.0 by TP-Link Systems Inc.?

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Severity
HIGH7.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 250925
tp-link-td-w8961n (same device)
v < V4_250925
Affected range stops below V4_250925, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-20NVD-CWE-noinfo

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