CVE-2025-15606

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{}

{"affected": [{"configurations": [{"platform": ["rtos"], "status": "affected", "versions": {"scheme": "generic", "value": "[0,V4_250925)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "TD-W8961N v4.0", "source": "cna", "vendor": "TP-Link Systems Inc."}, "product": "td-w8961n_v4.0", "vendor": "tp-link_systems_inc."}], "analysis": {"en": {"generated_at": "2026-04-01T03:52:23.794205+00:00", "value": {"mitigation_remediation": ["Review the TP\u2011Link support site for firmware updates that address the HTTP input handling issue for the TD\u2011W8961N.", "Apply the identified firmware update following the vendor\u2019s installation instructions.", "Reboot the router after updating the firmware to ensure the changes take effect.", "If a firmware update is not yet available, restrict access to the device\u2019s web interface to trusted networks or disable the HTTP service to mitigate the risk of service interruption."], "summary": {"action": "Apply Patch", "impact": "Denial of Service in the HTTP daemon"}, "threat_synthesis": {"affected_systems": "The vulnerability applies exclusively to the TP\u2011Link TD\u2011W8961N router running firmware version 4.0. No other TP\u2011Link products or firmware revisions are identified as affected in the available data.", "description_and_impact": "An improper input sanitization flaw in the httpd component of the TP\u2011Link TD\u2011W8961N router allows an attacker to send specially formatted requests that trigger a processing error, causing the httpd service to crash and resulting in a loss of web\u2011based management functionality. The weakness is an example of improper validation of user supplied data, which can lead to a temporary interruption of services.", "risk_and_exploitability": "The CVSS score of 7.1 places this vulnerability in the moderate\u2011to\u2011high impact category. An EPSS score of less than 1% indicates a low likelihood of current exploitation, and it is not listed in the CISA KEV catalog. Based on the description, the attack vector is inferred to originate from a remote entity capable of sending HTTP requests to the device; authentication is not required to trigger the crash."}}}}, "created": "2026-03-24T10:33:20.433432+00:00", "updated": "2026-04-02T07:59:24.417758+00:00", "vendors": ["tp-link_systems_inc.", "tp-link_systems_inc.$PRODUCT$td-w8961n_v4.0"]}