{"id":"JLSEC-2026-1298","details":"Buffer Overflow vulnerability in libxlsv.1.6.2 allows a remote attacker to execute arbitrary code and cause a denial of service via a crafted XLS file to the `transcode_latin1_to_utf8` function in xlstool.c:296.","modified":"2026-08-13T11:00:03.415240271Z","published":"2026-08-13T10:57:26.913Z","upstream":["CVE-2023-38854"],"database_specific":{"license":"CC-BY-4.0","sources":[{"modified":"2026-06-17T06:11:12.057Z","published":"2023-08-15T17:15:11.047Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2023-38854","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2023-38854","database_specific":{"status":"Modified"},"id":"CVE-2023-38854","imported":"2026-08-12T16:06:13.466Z"}]},"references":[{"type":"WEB","url":"https://github.com/libxls/libxls/issues/124"},{"type":"WEB","url":"https://github.com/libxls/libxls/issues/124"}],"affected":[{"package":{"name":"libxls_jll","ecosystem":"Julia","purl":"pkg:julia/libxls_jll?uuid=86717fa1-76ed-5f2d-aba0-009d7207923f"},"ranges":[{"type":"SEMVER","events":[{"introduced":"1.6.2+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-1298.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}