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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "1.0.0.7_cn_svn7958"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "F451", "source": "cna", "vendor": "Tenda"}, "product": "f451", "vendor": "tenda"}], "analysis": {"en": {"generated_at": "2026-04-13T00:21:19.106581+00:00", "value": {"mitigation_remediation": ["Update the Tenda F451 firmware to a version that resolves the stack-based overflow in fromSafeUrlFilter.", "If no patch is immediately available, block external access to the /goform/SafeUrlFilter endpoint through firewall rules or network segmentation.", "Temporarily disable remote management on the device until a fix is applied."], "summary": {"action": "Immediate Patch", "impact": "Remote Code Execution"}, "threat_synthesis": {"affected_systems": "Tenda F451, firmware version 1.0.0.7_cn_svn7958. Network devices using this firmware are vulnerable until patched.", "description_and_impact": "The vulnerability lies in the fromSafeUrlFilter function located in the /goform/SafeUrlFilter of Tenda F451 firmware 1.0.0.7_cn_svn7958. By manipulating the \"page\" argument, an attacker can trigger a stack-based buffer overflow. This overflow can allow the execution of arbitrary code and compromise the device. The exploit is remotely reachable and publicly available, indicating that an attacker does not need local access to launch the attack.", "risk_and_exploitability": "The CVSS score of 8.7 reflects a high severity issue, and although EPSS data is not available, publicly posted exploit code suggests a real and immediate threat. The vulnerability is not listed in the CISA KEV catalog, but that does not reduce its importance. Attackers can exploit it remotely over the internet, making timely remediation essential."}}}}, "created": "2026-04-13T12:38:07.572168+00:00", "updated": "2026-04-13T12:53:55.129383+00:00", "vendors": ["tenda", "tenda$PRODUCT$f451"]}