{"schema_version":1,"title":"Aria2 vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 3 vulnerabilities in Aria2: 0 in the last 7 days and 2 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-75421, was published on 25 August 2026.","url":"https://junglewise.ai/threats/technologies/aria2","json_url":"https://junglewise.ai/threats/technologies/aria2.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/aria2","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":0,"all_time":3,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":2,"last_365_days":3},"latest":[{"cve":"CVE-2026-75421","cvss":4,"epss":0.0016,"slug":"cve-2026-75421-aria2-stack-buffer-underflow-in-iofile-getline","title":"aria2 stack-buffer-underflow in IOFile::getLine","severity":"medium","exploited":false,"published_at":"2026-08-25T21:17:45.83+00:00","url":"https://junglewise.ai/threats/cve-2026-75421-aria2-stack-buffer-underflow-in-iofile-getline"},{"cve":"CVE-2026-71832","cvss":6.2,"epss":0.0016,"slug":"cve-2026-71832-aria2-divide-by-zero-in-bittorrent-helper","title":"Aria2 divide by zero in bittorrent_helper","severity":"medium","exploited":false,"published_at":"2026-08-24T19:16:50.543+00:00","url":"https://junglewise.ai/threats/cve-2026-71832-aria2-divide-by-zero-in-bittorrent-helper"},{"cve":"CVE-2026-8367","cvss":4.8,"epss":0.0019,"slug":"cve-2026-8367-aria2-aria2c-improper-certificate-validation-via-incorrect-eku","title":"aria2c accepts a server certificate with incorrect Extended Key Usage (EKU). If the attackers compromise a certificate (with the associated","severity":"medium","exploited":false,"published_at":"2026-05-13T16:17:04.78+00:00","url":"https://junglewise.ai/threats/cve-2026-8367-aria2-aria2c-improper-certificate-validation-via-incorrect-eku"}],"weekly":[{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":2},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0}],"related":[],"technology":{"hub":true,"name":"Aria2","slug":"aria2","vendor":{"name":"Aria2","slug":"aria2","url":"https://junglewise.ai/threats/vendors/aria2"},"aliases":[],"category":"utility","homepage":"https://aria2.github.io/","repo_url":"https://github.com/aria2/aria2","description":"A lightweight multi-protocol and multi-source command-line download utility that supports HTTP/HTTPS, FTP, SFTP, BitTorrent, and Metalink.","url":"https://junglewise.ai/threats/technologies/aria2"},"most_severe":[{"cve":"CVE-2026-71832","cvss":6.2,"epss":0.0016,"slug":"cve-2026-71832-aria2-divide-by-zero-in-bittorrent-helper","title":"Aria2 divide by zero in bittorrent_helper","severity":"medium","exploited":false,"published_at":"2026-08-24T19:16:50.543+00:00","url":"https://junglewise.ai/threats/cve-2026-71832-aria2-divide-by-zero-in-bittorrent-helper"},{"cve":"CVE-2026-8367","cvss":4.8,"epss":0.0019,"slug":"cve-2026-8367-aria2-aria2c-improper-certificate-validation-via-incorrect-eku","title":"aria2c accepts a server certificate with incorrect Extended Key Usage (EKU). If the attackers compromise a certificate (with the associated","severity":"medium","exploited":false,"published_at":"2026-05-13T16:17:04.78+00:00","url":"https://junglewise.ai/threats/cve-2026-8367-aria2-aria2c-improper-certificate-validation-via-incorrect-eku"},{"cve":"CVE-2026-75421","cvss":4,"epss":0.0016,"slug":"cve-2026-75421-aria2-stack-buffer-underflow-in-iofile-getline","title":"aria2 stack-buffer-underflow in IOFile::getLine","severity":"medium","exploited":false,"published_at":"2026-08-25T21:17:45.83+00:00","url":"https://junglewise.ai/threats/cve-2026-75421-aria2-stack-buffer-underflow-in-iofile-getline"}],"generated_at":"2026-09-28T03:07:00.154823+00:00"}