{"cve":"CVE-2026-20889","nvd":{"published":"2026-04-07T15:17:35.300","modified":"2026-07-15T02:18:24.360","status":"Modified","description":"A heap-based buffer overflow vulnerability exists in the x3f_thumb_loader functionality of LibRaw Commit d20315b. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-190","CWE-120"],"references":["https://talosintelligence.com/vulnerability_reports/TALOS-2026-2358","https://www.talosintelligence.com/vulnerability_reports/TALOS-2026-2358","https://access.redhat.com/errata/RHSA-2026:13284","https://access.redhat.com/errata/RHSA-2026:14224","https://access.redhat.com/errata/RHSA-2026:14655"],"products":["libraw:libraw"],"source":"nvd","synced_at":"2026-10-19T22:28:59.047572785+00:00"},"epss":{"cve":"CVE-2026-20889","score":0.00805,"percentile":0.5677,"date":"2026-11-01"},"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."]}