{"id":"CVE-2023-39327","title":"A flaw was found in OpenJPEG","summary":"A flaw was found in OpenJPEG. Maliciously constructed pictures can cause the program to enter a large loop and continuously print warning messages on the terminal.","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","cwe":["CWE-400"],"vendor":"uclouvain","product":"openjpeg","affected":["openjpeg","openjpeg = 2.0","openjpeg = 2.5.0"],"published":"2024-07-13","updated":"2026-09-21","sourceUpdated":"2026-09-21T18:17:03.243","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2023-39327","references":[{"url":"https://access.redhat.com/errata/RHSA-2026:4128","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2023-39327","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2295812","label":"secalert@redhat.com"},{"url":"https://github.com/uclouvain/openjpeg/issues/1472","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2023-39327","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2295812","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-39327.json"},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-39327"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-39327"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-07-13T20:06:56.934415Z"},"epss":0.00555,"epssPercentile":0.46094,"ingestedAt":"2026-09-21T17:49:53.177Z","patched":["ai_inference_server 3.2"],"slug":"CVE-2023-39327","body":"## Overview\n\nA flaw was found in OpenJPEG. Maliciously constructed pictures can cause the program to enter a large loop and continuously print warning messages on the terminal.\n\n## Affected\n\n- `openjpeg`\n- `openjpeg = 2.0`\n- `openjpeg = 2.5.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **RHSA-2026:4128** · Red Hat · fixed in: Red Hat AI Inference Server 3.2 · released 2026-03-09 · [advisory](https://access.redhat.com/errata/RHSA-2026:4128)\n- **Red Hat VEX** · Low · affected: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9 · no fix planned: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9 · updated 2026-09-21 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-39327.json)","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}