{"id":"GHSA-5wfc-hjrc-gq87","summary":"hjson stack exhaustion vulnerability","details":"An issue was discovered hjson through 3.0.0 allows attackers to cause a denial of service or other unspecified impacts via crafted objects that deeply nested structures.","aliases":["CVE-2023-34620","GO-2026-5157"],"modified":"2026-09-10T03:50:02.120371256Z","published":"2023-06-14T15:30:38Z","database_specific":{"nvd_published_at":"2023-06-14T14:15:10Z","cwe_ids":["CWE-400","CWE-674","CWE-787"],"severity":"HIGH","github_reviewed":true,"github_reviewed_at":"2023-06-14T20:38:48Z"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-34620"},{"type":"WEB","url":"https://github.com/hjson/hjson-java/issues/24"},{"type":"WEB","url":"https://github.com/hjson/hjson-cpp/pull/54"},{"type":"WEB","url":"https://github.com/hjson/hjson-go/pull/67"},{"type":"WEB","url":"https://github.com/hjson/hjson-php/pull/45"},{"type":"WEB","url":"https://github.com/hjson/hjson-go/commit/326599cebc6ef759892f473bf1439b98466a99fa"},{"type":"WEB","url":"https://github.com/hjson/hjson-php/commit/2d1b8b4b158a8d841f3a228f267c7cd84fe5a4fa"}],"affected":[{"package":{"name":"org.hjson:hjson","ecosystem":"Maven","purl":"pkg:maven/org.hjson/hjson"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.0.1"}]}],"versions":["1.0.0","1.0.1","1.1.0","1.1.2","1.1.3","1.1.4","2.0.0","2.0.1","2.1.0","2.1.1","3.0.0"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/06/GHSA-5wfc-hjrc-gq87/GHSA-5wfc-hjrc-gq87.json","last_known_affected_version_range":"\u003c= 3.0.0"}},{"package":{"name":"laktak/hjson","ecosystem":"Packagist","purl":"pkg:composer/laktak/hjson"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.0"}]}],"versions":["1.0.0","v1.0.1","v1.0.2","v2.0.0","v2.0.1","v2.0.2","v2.1.0","v2.2.0","v2.2.1","v2.2.2"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/06/GHSA-5wfc-hjrc-gq87/GHSA-5wfc-hjrc-gq87.json"}},{"package":{"name":"github.com/hjson/hjson-go/v4","ecosystem":"Go","purl":"pkg:golang/github.com/hjson/hjson-go/v4"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"4.5.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/06/GHSA-5wfc-hjrc-gq87/GHSA-5wfc-hjrc-gq87.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}