{"cve":"CVE-2020-36403","nvd":{"published":"2021-07-01T03:15:07.893","modified":"2026-06-17T03:15:25.253","status":"Modified","description":"HTSlib through 1.10.2 allows out-of-bounds write access in vcf_parse_format (called from vcf_parse and vcf_read).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-787"],"references":["https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24097","https://github.com/google/oss-fuzz-vulns/blob/main/vulns/htslib/OSV-2020-955.yaml","https://github.com/samtools/htslib/commit/dcd4b7304941a8832fba2d0fc4c1e716e7a4e72c","https://github.com/samtools/htslib/pull/1447","https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24097"],"products":["htslib:htslib"],"source":"nvd","synced_at":"2026-10-19T21:20:07.141963181+00:00"},"epss":{"cve":"CVE-2020-36403","score":0.01593,"percentile":0.75702,"date":"2026-10-31"},"kev":null,"osv":[],"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."]}