{"cve":"CVE-2023-34620","nvd":{"published":"2023-06-14T14:15:10.277","modified":"2026-06-17T06:03:52.720","status":"Modified","description":"An issue was discovered hjson thru 3.0.0 allows attackers to cause a denial of service or other unspecified impacts via crafted object that uses cyclic dependencies.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-787"],"references":["https://github.com/hjson/hjson-java/issues/24","https://github.com/hjson/hjson-java/issues/24"],"products":["hjson_project:hjson"],"source":"nvd","synced_at":"2026-10-19T21:38:24.161619714+00:00"},"epss":{"cve":"CVE-2023-34620","score":0.00778,"percentile":0.5587,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-5wfc-hjrc-gq87","url":"https://osv.dev/vulnerability/GHSA-5wfc-hjrc-gq87","summary":"hjson stack exhaustion vulnerability","modified":"2026-09-10T03:50:02.120371256Z","packages":[{"ecosystem":"Maven","name":"org.hjson:hjson","purl":"pkg:maven/org.hjson/hjson","ranges":["<3.0.1"],"fixed":["3.0.1"]},{"ecosystem":"Packagist","name":"laktak/hjson","purl":"pkg:composer/laktak/hjson","ranges":["<2.3.0"],"fixed":["2.3.0"]},{"ecosystem":"Go","name":"github.com/hjson/hjson-go/v4","purl":"pkg:golang/github.com/hjson/hjson-go/v4","ranges":["<4.5.0"],"fixed":["4.5.0"]}]},{"id":"GO-2026-5157","url":"https://osv.dev/vulnerability/GO-2026-5157","summary":"hjson stack exhaustion vulnerability in github.com/hjson/hjson-go","modified":"2026-06-25T18:45:13.500826939Z","packages":[{"ecosystem":"Go","name":"github.com/hjson/hjson-go","purl":"pkg:golang/github.com/hjson/hjson-go","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"github.com/hjson/hjson-go/v4","purl":"pkg:golang/github.com/hjson/hjson-go/v4","ranges":["<4.5.0"],"fixed":["4.5.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}