{"id":"CVE-2021-33591","aliases":["EUVD-2021-20275","GHSA-hxmq-jv8j-gm7q"],"status":"published","title":"An exposed remote debugging port in Naver Comic Viewer prior to 1.0.15.0 allowed a remote...","description":"An exposed remote debugging port in Naver Comic Viewer prior to 1.0.15.0 allowed a remote attacker to execute arbitrary code via a crafted HTML page.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01588,"percentile":0.75806,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-489"],"published":"2021-05-28T10:50:09Z","modified":"2026-06-17T03:54:50Z","products":[{"vendor":"naver","product":"comic_viewer"},{"vendor":"naver","product":"naver comic viewer"}],"references":[{"url":"https://cve.naver.com/detail/cve-2021-33591","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-33591"},{"url":"https://github.com/advisories/GHSA-hxmq-jv8j-gm7q"}],"sources":{"cve":[{"id":"CVE-2021-33591","description":"An exposed remote debugging port in Naver Comic Viewer prior to 1.0.15.0 allowed a remote attacker to execute arbitrary code via a crafted HTML page.","status":"published","published":"2021-05-28T10:50:09Z","modified":"2024-08-03T23:50:43.266Z","cwes":["CWE-489"],"updated_at":"2026-11-02T14:33:10.555814Z"}],"euvd":[{"id":"EUVD-2021-20275","description":"An exposed remote debugging port in Naver Comic Viewer prior to 1.0.15.0 allowed a remote attacker to execute arbitrary code via a crafted HTML page.","status":"published","published":"2021-05-28T10:50:09Z","modified":"2024-08-03T23:50:43Z","updated_at":"2026-11-03T03:24:33.866739Z"}],"ghsa":[{"id":"GHSA-hxmq-jv8j-gm7q","title":"An exposed remote debugging port in Naver Comic Viewer prior to 1.0.15.0 allowed a remote...","description":"An exposed remote debugging port in Naver Comic Viewer prior to 1.0.15.0 allowed a remote attacker to execute arbitrary code via a crafted HTML page.","status":"published","published":"2022-05-24T19:03:37Z","modified":"2023-01-29T05:06:48Z","updated_at":"2026-11-02T14:46:06.412268Z"}],"nvd":[{"id":"CVE-2021-33591","description":"An exposed remote debugging port in Naver Comic Viewer prior to 1.0.15.0 allowed a remote attacker to execute arbitrary code via a crafted HTML page.","status":"published","published":"2021-05-28T11:15:08.173Z","modified":"2026-06-17T03:54:50.367Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-489"],"updated_at":"2026-11-02T14:06:53.987491Z"}]}}