{"id":"CVE-1999-1549","aliases":["EUVD-1999-1530","GHSA-cgjq-p4q9-cfj7"],"status":"published","title":"Lynx 2.x does not properly distinguish between internal and external HTML, which may allow a...","description":"Lynx 2.x does not properly distinguish between internal and external HTML, which may allow a local attacker to read a \"secure\" hidden form value from a temporary file and craft a LYNXOPTIONS: URL that causes Lynx to modify the user's configuration file and execute commands.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00574,"percentile":0.47705,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-346"],"published":"1999-11-16T05:00:00Z","modified":"2026-06-16T21:50:41Z","products":[{"vendor":"lynx_project","product":"lynx"}],"references":[{"url":"http://www.securityfocus.com/bid/804","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","Exploit","Third Party Advisory","VDB Entry","Vendor Advisory"]},{"url":"http://marc.info/?l=bugtraq\u0026m=94286509804526\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Exploit","Mailing List"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-1549"},{"url":"https://github.com/advisories/GHSA-cgjq-p4q9-cfj7"}],"sources":{"cve":[{"id":"CVE-1999-1549","description":"Lynx 2.x does not properly distinguish between internal and external HTML, which may allow a local attacker to read a \"secure\" hidden form value from a temporary file and craft a LYNXOPTIONS: URL that causes Lynx to modify the user's configuration file and execute commands.","status":"published","published":"2001-09-12T04:00:00Z","modified":"2024-08-01T17:18:07.5Z","updated_at":"2026-11-02T14:33:53.60785Z"}],"euvd":[{"id":"EUVD-1999-1530","description":"Lynx 2.x does not properly distinguish between internal and external HTML, which may allow a local attacker to read a \"secure\" hidden form value from a temporary file and craft a LYNXOPTIONS: URL that causes Lynx to modify the user's configuration file and execute commands.","status":"published","published":"2001-09-12T04:00:00Z","modified":"2024-08-01T17:18:07Z","updated_at":"2026-11-03T03:50:41.965248Z"}],"ghsa":[{"id":"GHSA-cgjq-p4q9-cfj7","title":"Lynx 2.x does not properly distinguish between internal and external HTML, which may allow a...","description":"Lynx 2.x does not properly distinguish between internal and external HTML, which may allow a local attacker to read a \"secure\" hidden form value from a temporary file and craft a LYNXOPTIONS: URL that causes Lynx to modify the user's configuration file and execute commands.","status":"published","published":"2022-04-30T18:12:41Z","modified":"2024-02-08T21:30:28Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-346"],"updated_at":"2026-11-02T14:55:34.624515Z"}],"nvd":[{"id":"CVE-1999-1549","description":"Lynx 2.x does not properly distinguish between internal and external HTML, which may allow a local attacker to read a \"secure\" hidden form value from a temporary file and craft a LYNXOPTIONS: URL that causes Lynx to modify the user's configuration file and execute commands.","status":"published","published":"1999-11-16T05:00:00Z","modified":"2026-06-16T21:50:41.687Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-346"],"updated_at":"2026-11-02T13:58:40.923898Z"}]}}