{"cve":"CVE-2021-23169","nvd":{"published":"2021-06-08T12:15:10.413","modified":"2026-06-17T03:38:22.480","status":"Modified","description":"A heap-buffer overflow was found in the copyIntoFrameBuffer function of OpenEXR in versions before 3.0.1. An attacker could use this flaw to execute arbitrary code with the permissions of the user running the application compiled against OpenEXR.","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://bugzilla.redhat.com/show_bug.cgi?id=1947612","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4KYNJSMVA6YJY5NMKDZ5SAISKZG2KCKC/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BXFLD4ZAXKAIWO6ZPBCQEEDZB5IG676K/","https://security.gentoo.org/glsa/202210-31","https://bugzilla.redhat.com/show_bug.cgi?id=1947612"],"products":["fedoraproject:fedora","openexr:openexr"],"source":"nvd","synced_at":"2026-10-19T21:20:07.141963181+00:00"},"epss":{"cve":"CVE-2021-23169","score":0.02291,"percentile":0.83233,"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."]}