{"id":"JLSEC-2026-44","details":"A flaw was found in PostgreSQL that allows authenticated database users to execute arbitrary code through missing overflow checks during SQL array value modification. This issue exists due to an integer overflow during array modification where a remote user can trigger the overflow by providing specially crafted data. This enables the execution of arbitrary code on the target system, allowing users to write arbitrary bytes to memory and extensively read the server's memory.","modified":"2026-04-03T13:31:18.418708Z","published":"2026-04-03T13:27:15.647Z","upstream":["CVE-2023-5869"],"database_specific":{"sources":[{"modified":"2025-11-04T20:17:13.783Z","published":"2023-12-10T18:15:07.410Z","imported":"2026-04-03T13:13:10.406Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2023-5869","id":"CVE-2023-5869","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2023-5869"}],"license":"CC-BY-4.0"},"references":[{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7545"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7579"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7580"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7581"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7616"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7656"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7666"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7667"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7694"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7695"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7714"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7770"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7771"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7772"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7778"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7783"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7784"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7785"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7786"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7788"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7789"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7790"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7878"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7883"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7884"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7885"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2024:0304"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2024:0332"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2024:0337"},{"type":"WEB","url":"https://access.redhat.com/security/cve/CVE-2023-5869"},{"type":"WEB","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2247169"},{"type":"WEB","url":"https://www.postgresql.org/about/news/postgresql-161-155-1410-1313-1217-and-1122-released-2749/"},{"type":"WEB","url":"https://www.postgresql.org/support/security/CVE-2023-5869/"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7545"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7579"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7580"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7581"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7616"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7656"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7666"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7667"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7694"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7695"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7714"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7770"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7771"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7772"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7778"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7783"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7784"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7785"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7786"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7788"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7789"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7790"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7878"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7883"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7884"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:7885"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2024:0304"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2024:0332"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2024:0337"},{"type":"WEB","url":"https://access.redhat.com/security/cve/CVE-202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