{"id":"CVE-2021-28233","aliases":["EUVD-2021-14923","GHSA-p4gx-hqcf-w8m9"],"status":"published","title":"Heap-based Buffer Overflow vulnerability exists in ok-file-formats 1 via the...","description":"Heap-based Buffer Overflow vulnerability exists in ok-file-formats 1 via the ok_jpg_generate_huffman_table function in ok_jpg.c.","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":"2026-11-10","score":0.01064,"percentile":0.64949,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-08-27T18:34:18Z","modified":"2026-06-17T03:46:04Z","products":[{"vendor":"ok-file-formats_project","product":"ok-file-formats"}],"references":[{"url":"https://github.com/brackeen/ok-file-formats/issues/11","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Patch","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-28233"},{"url":"https://github.com/advisories/GHSA-p4gx-hqcf-w8m9"}],"sources":{"cve":[{"id":"CVE-2021-28233","description":"Heap-based Buffer Overflow vulnerability exists in ok-file-formats 1 via the ok_jpg_generate_huffman_table function in ok_jpg.c.","status":"published","published":"2021-08-27T18:34:18Z","modified":"2024-08-03T21:40:13.971Z","updated_at":"2026-11-02T14:33:08.811269Z"}],"euvd":[{"id":"EUVD-2021-14923","description":"Heap-based Buffer Overflow vulnerability exists in ok-file-formats 1 via the ok_jpg_generate_huffman_table function in ok_jpg.c.","status":"published","published":"2021-08-27T18:34:18Z","modified":"2024-08-03T21:40:13Z","updated_at":"2026-11-03T03:24:47.350261Z"}],"ghsa":[{"id":"GHSA-p4gx-hqcf-w8m9","title":"Heap-based Buffer Overflow vulnerability exists in ok-file-formats 1 via the...","description":"Heap-based Buffer Overflow vulnerability exists in ok-file-formats 1 via the ok_jpg_generate_huffman_table function in ok_jpg.c.","status":"published","published":"2022-05-24T19:12:23Z","modified":"2023-01-30T05:01:47Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:46:29.327755Z"}],"nvd":[{"id":"CVE-2021-28233","description":"Heap-based Buffer Overflow vulnerability exists in ok-file-formats 1 via the ok_jpg_generate_huffman_table function in ok_jpg.c.","status":"published","published":"2021-08-27T19:15:07.5Z","modified":"2026-06-17T03:46:04.9Z","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-787"],"updated_at":"2026-11-02T14:06:57.67549Z"}]}}