{"action":"Upgrade openexr to 3.2.7 or later.","affected":[{"fixed":"3.2.7","introduced":"3.2.0"},{"fixed":"3.3.9","introduced":"3.3.0"},{"fixed":"3.4.9","introduced":"3.4.0"}],"component":"openexr","cve_ids":["CVE-2026-34589"],"ecosystem":"PyPI","epss":0.00419,"exploited":false,"fixed_versions":["3.2.7","3.3.9","3.4.9"],"ghsa_id":"GHSA-p8xc-w3q4-h64x","id":"tcs_01M5KH1XZXGZN64X1AGS7K2XTM","modified_at":"2026-07-13T16:32:33.950478683Z","published_at":"2026-07-13T14:36:49.831510Z","references":["https://osv.dev/vulnerability/PYSEC-2026-2848","https://github.com/AcademySoftwareFoundation/openexr/security/advisories/GHSA-p8xc-w3q4-h64x","https://nvd.nist.gov/vuln/detail/CVE-2026-34589","https://github.com/AcademySoftwareFoundation/openexr","https://github.com/AcademySoftwareFoundation/openexr/releases/tag/v3.2.7","https://github.com/AcademySoftwareFoundation/openexr/releases/tag/v3.3.9","https://github.com/AcademySoftwareFoundation/openexr/releases/tag/v3.4.9","https://pypi.org/project/openexr","https://github.com/advisories/GHSA-p8xc-w3q4-h64x"],"severity":{"label":"medium","score":5},"sources":[{"source":"osv","source_id":"PYSEC-2026-2848","url":"https://osv.dev/vulnerability/PYSEC-2026-2848"}],"summary":"OpenEXR: DWA Lossy Decoder Heap Out-of-Bounds Write"}