{"id":"CVE-2021-41442","title":"An HTTP smuggling attack in the web application of D-Link DIR-X1860 before v1.10WWB09_Beta allows a remote unauthenticated attacker to DoS the web application via sending a specific HTTP packet.","summary":"An HTTP smuggling attack in the web application of D-Link DIR-X1860 before v1.10WWB09_Beta allows a remote unauthenticated attacker to DoS the web application via sending a specific HTTP packet.","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":"dlink","product":"dir-x1860_firmware","affected":["dir-x1860_firmware <= 1.03"],"published":"2022-02-09","updated":"2026-07-05","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2021-41442","references":[{"url":"https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10283","label":"cve@mitre.org"},{"url":"https://www.dlink.com/en/security-bulletin/","label":"cve@mitre.org"},{"url":"http://d-link.com","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://dir-x1860.com","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10283","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.dlink.com/en/security-bulletin/","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.03552,"epssPercentile":0.88806,"ingestedAt":"2026-07-06T02:09:23.201Z","slug":"CVE-2021-41442","body":"## Overview\n\nAn HTTP smuggling attack in the web application of D-Link DIR-X1860 before v1.10WWB09_Beta allows a remote unauthenticated attacker to DoS the web application via sending a specific HTTP packet.\n\n## Affected\n\n- `dir-x1860_firmware <= 1.03`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":42,"depthScoreParts":{"impact":41.3,"likelihood":0.7,"exploitation":0,"ransomware":0},"changes":[]}