{"id":"CVE-2021-41451","title":"A misconfiguration in HTTP/1.0 and HTTP/1.1 of the web interface in TP-Link AX10v1 before V1_211117 allows a remote unauthenticated attacker to send a specially crafted HTTP request and receive a misconfigured HTTP/0.9 response, potentia…","summary":"A misconfiguration in HTTP/1.0 and HTTP/1.1 of the web interface in TP-Link AX10v1 before V1_211117 allows a remote unauthenticated attacker to send a specially crafted HTTP request and receive a misconfigured HTTP/0.9 response, potentia…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-444"],"vendor":"tp-link","product":"archer_ax10_firmware","affected":["archer_ax10_firmware < v1_211117"],"patched":["archer_ax10_firmware v1_211117"],"published":"2021-12-17","updated":"2026-07-05","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2021-41451","references":[{"url":"https://www.tp-link.com/us/support/download/archer-ax10/v1/#Firmware","label":"cve@mitre.org"},{"url":"http://ax10v1.com","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://tp-link.com","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.tp-link.com/us/support/download/archer-ax10/v1/#Firmware","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.02402,"epssPercentile":0.83322,"ingestedAt":"2026-07-06T01:08:17.079Z","slug":"CVE-2021-41451","body":"## Overview\n\nA misconfiguration in HTTP/1.0 and HTTP/1.1 of the web interface in TP-Link AX10v1 before V1_211117 allows a remote unauthenticated attacker to send a specially crafted HTTP request and receive a misconfigured HTTP/0.9 response, potentially leading into a cache poisoning attack.\n\n## Affected\n\n- `archer_ax10_firmware < v1_211117`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `archer_ax10_firmware v1_211117`","depth":"twilight","depthScore":42,"depthScoreParts":{"impact":41.3,"likelihood":0.5,"exploitation":0,"ransomware":0},"changes":[]}