{"id":"CVE-2026-51808","aliases":["EUVD-2026-44581","GHSA-rqpx-m8w5-7hj9"],"status":"published","title":"Buffer Overflow vulnerability in OpenHTJ2K v.0.18.4 and before allows an attacker to execute...","description":"Buffer Overflow vulnerability in OpenHTJ2K v.0.18.4 and before allows an attacker to execute arbitrary code via the openhtj2k_decoder_impl::invoke, invoke_line_based, invoke_line_based_stream, and invoke_line_based_predecoded function in source/core/interface/decoder.cpp","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.0085,"percentile":0.58602,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2026-07-14T00:00:00Z","modified":"2026-10-28T10:55:39Z","references":[{"url":"https://github.com/osamu620/OpenHTJ2K/blob/main/CHANGELOG","tags":["web"]},{"url":"https://github.com/osamu620/OpenHTJ2K/pull/320","tags":["exploit","fix"]},{"url":"https://github.com/osamu620/OpenHTJ2K/releases/tag/v0.18.5","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-51808","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-rqpx-m8w5-7hj9"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/51xxx/CVE-2026-51808.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-51808","description":"Buffer Overflow vulnerability in OpenHTJ2K v.0.18.4 and before allows an attacker to execute arbitrary code via the openhtj2k_decoder_impl::invoke, invoke_line_based, invoke_line_based_stream, and invoke_line_based_predecoded function in source/core/interface/decoder.cpp","status":"published","published":"2026-07-14T00:00:00Z","modified":"2026-07-15T14:01:51.284Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T13:39:39.001586Z"}],"euvd":[{"id":"EUVD-2026-44581","description":"Buffer Overflow vulnerability in OpenHTJ2K v.0.18.4 and before allows an attacker to execute arbitrary code via the openhtj2k_decoder_impl::invoke, invoke_line_based, invoke_line_based_stream, and invoke_line_based_predecoded function in source/core/interface/decoder.cpp","status":"published","published":"2026-07-14T00:00:00Z","modified":"2026-07-15T14:01:51Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T18:19:53.226345Z"}],"ghsa":[{"id":"GHSA-rqpx-m8w5-7hj9","title":"Buffer Overflow vulnerability in OpenHTJ2K v.0.18.4 and before allows an attacker to execute...","description":"Buffer Overflow vulnerability in OpenHTJ2K v.0.18.4 and before allows an attacker to execute arbitrary code via the openhtj2k_decoder_impl::invoke, invoke_line_based, invoke_line_based_stream, and invoke_line_based_predecoded function in source/core/interface/decoder.cpp","status":"published","published":"2026-07-15T00:31:43Z","modified":"2026-07-15T15:33:01Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T15:09:33.182129Z"}],"nvd":[{"id":"CVE-2026-51808","description":"Buffer Overflow vulnerability in OpenHTJ2K v.0.18.4 and before allows an attacker to execute arbitrary code via the openhtj2k_decoder_impl::invoke, invoke_line_based, invoke_line_based_stream, and invoke_line_based_predecoded function in source/core/interface/decoder.cpp","status":"published","published":"2026-07-14T23:17:29.957Z","modified":"2026-07-15T19:50:11.367Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:12:29.879716Z"}],"osv":[{"id":"CVE-2026-51808","description":"Buffer Overflow vulnerability in OpenHTJ2K v.0.18.4 and before allows an attacker to execute arbitrary code via the openhtj2k_decoder_impl::invoke, invoke_line_based, invoke_line_based_stream, and invoke_line_based_predecoded function in source/core/interface/decoder.cpp","status":"published","published":"2026-07-14T00:00:00Z","modified":"2026-10-28T10:55:39.09053402Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:07.431113Z"}]}}