{"action":"Upgrade openexr to 3.3.6 or later.","affected":[{"fixed":"3.3.6","introduced":"3.3.0"},{"fixed":"3.4.3","introduced":"3.4.0"}],"component":"openexr","cve_ids":["CVE-2025-64181"],"ecosystem":"PyPI","epss":0.00409,"exploited":false,"fixed_versions":["3.3.6","3.4.3"],"ghsa_id":"GHSA-3h9h-qfvw-98hq","id":"tcs_01M5KH1WWBX96ATBJNMKWXCSGB","modified_at":"2026-07-13T16:32:32.950394461Z","published_at":"2026-07-13T14:36:48.278249Z","references":["https://osv.dev/vulnerability/PYSEC-2026-2843","https://github.com/AcademySoftwareFoundation/openexr/security/advisories/GHSA-3h9h-qfvw-98hq","https://nvd.nist.gov/vuln/detail/CVE-2025-64181","https://github.com/AcademySoftwareFoundation/openexr","https://github.com/user-attachments/files/23024726/archive0.zip","https://github.com/user-attachments/files/23024736/archive1.zip","https://github.com/user-attachments/files/23024740/archive2.zip","https://github.com/user-attachments/files/23024744/archive3.zip","https://github.com/user-attachments/files/23024746/archive4.zip","https://pypi.org/project/openexr","https://github.com/advisories/GHSA-3h9h-qfvw-98hq"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"PYSEC-2026-2843","url":"https://osv.dev/vulnerability/PYSEC-2026-2843"}],"summary":"OpenEXR Makes Use of Uninitialized Memory"}