{"action":"Upgrade openexr to 3.4.8 or later.","affected":[{"fixed":"3.4.8","introduced":"3.2.0"}],"component":"openexr","cve_ids":["CVE-2026-34544"],"ecosystem":"PyPI","epss":0.00244,"exploited":false,"fixed_versions":["3.4.8"],"ghsa_id":"GHSA-h762-rhv3-h25v","id":"tcs_01M5KH1XH3HE7XBVA7ES74YFS5","modified_at":"2026-07-13T16:32:33.035538353Z","published_at":"2026-07-13T14:36:47.469813Z","references":["https://osv.dev/vulnerability/PYSEC-2026-2847","https://github.com/AcademySoftwareFoundation/openexr/security/advisories/GHSA-h762-rhv3-h25v","https://nvd.nist.gov/vuln/detail/CVE-2026-34544","https://github.com/AcademySoftwareFoundation/openexr/commit/35e7aa35e22c1975606be86e859f31cc1fc598ee","https://github.com/AcademySoftwareFoundation/openexr","https://github.com/AcademySoftwareFoundation/openexr/releases/tag/v3.4.8","https://pypi.org/project/openexr","https://github.com/advisories/GHSA-h762-rhv3-h25v"],"severity":{"label":"high","score":7.3},"sources":[{"source":"osv","source_id":"PYSEC-2026-2847","url":"https://osv.dev/vulnerability/PYSEC-2026-2847"},{"source":"nvd","source_id":"CVE-2026-34544","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34544"}],"summary":"OpenEXR: integer overflow to OOB write in uncompress_b44_impl()"}