{"id":"JLSEC-2026-567","details":"A vulnerability classified as problematic was found in OpenCV wechat_qrcode Module up to 4.7.0. Affected by this vulnerability is the function DecodedBitStreamParser::decodeByteSegment of the file qrcode/decoder/decoded_bit_stream_parser.cpp. The manipulation leads to null pointer dereference. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-228547.","modified":"2026-06-05T15:30:16.110005774Z","published":"2026-06-05T15:18:28.412Z","upstream":["CVE-2023-2617"],"database_specific":{"sources":[{"imported":"2026-06-05T14:48:49.709Z","database_specific":{"status":"Modified"},"id":"CVE-2023-2617","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2023-2617","published":"2023-05-10T06:15:16.853Z","modified":"2025-01-27T19:15:15.070Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2023-2617"}],"license":"CC-BY-4.0"},"references":[{"type":"WEB","url":"https://gist.github.com/GZTimeWalker/3ca70a8af2f5830711e9cccc73fb5270"},{"type":"WEB","url":"https://gist.github.com/GZTimeWalker/3ca70a8af2f5830711e9cccc73fb5270"},{"type":"WEB","url":"https://github.com/opencv/opencv_contrib/pull/3480"},{"type":"WEB","url":"https://github.com/opencv/opencv_contrib/pull/3480"},{"type":"WEB","url":"https://github.com/opencv/opencv_contrib/pull/3480"},{"type":"WEB","url":"https://vuldb.com/?ctiid.228547"},{"type":"WEB","url":"https://vuldb.com/?ctiid.228547"},{"type":"WEB","url":"https://vuldb.com/?id.228547"},{"type":"WEB","url":"https://vuldb.com/?id.228547"}],"affected":[{"package":{"name":"OpenCV_jll","ecosystem":"Julia","purl":"pkg:julia/OpenCV_jll?uuid=33b9d88c-85f9-5d73-bd91-4e2b95a9aa0b"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"4.10.0+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-567.json"}}],"schema_version":"1.7.5"}