CVE-2026-26981
2 advisories.
PyPI/openexr CVE-2026-26981: medium 6.5, EPSS 0.57%
OpenEXR has heap-buffer-overflow via signed integer underflow in ImfContextInit.cpp
Action: Upgrade openexr to 3.3.7 or later.
pip install openexr==3.3.7pip install openexr==3.4.5Affected
| introduced | fixed | last affected |
|---|---|---|
| 3.3.0 | 3.3.7 | - |
| 3.4.0 | 3.4.5 | - |
Fixed versions
| 3.3.7 | 3.4.5 |
Sources
- osv: GHSA-q6vj-wxvf-5m8c
- https://github.com/AcademySoftwareFoundation/openexr/security/advisories/GHSA-q6vj-wxvf-5m8c
- https://nvd.nist.gov/vuln/detail/CVE-2026-26981
- https://github.com/AcademySoftwareFoundation/openexr/commit/6bb2ddf1068573d073edf81270a015b38cc05cef
- https://github.com/AcademySoftwareFoundation/openexr/commit/d2be382758adc3e9ab83a3de35138ec28d93ebd8
- https://github.com/AcademySoftwareFoundation/openexr
CVE-2026-26981 · published · modified · JSON
PyPI/openexr CVE-2026-26981: medium 6.5, EPSS 0.57%
OpenEXR has heap-buffer-overflow via signed integer underflow in ImfContextInit.cpp
Action: Upgrade openexr to 3.3.7 or later.
pip install openexr==3.3.7pip install openexr==3.4.5Affected
| introduced | fixed | last affected |
|---|---|---|
| 3.3.0 | 3.3.7 | - |
| 3.4.0 | 3.4.5 | - |
Fixed versions
| 3.3.7 | 3.4.5 |
Sources
- osv: PYSEC-2026-2849
- https://github.com/AcademySoftwareFoundation/openexr/security/advisories/GHSA-q6vj-wxvf-5m8c
- https://nvd.nist.gov/vuln/detail/CVE-2026-26981
- https://github.com/AcademySoftwareFoundation/openexr/commit/6bb2ddf1068573d073edf81270a015b38cc05cef
- https://github.com/AcademySoftwareFoundation/openexr/commit/d2be382758adc3e9ab83a3de35138ec28d93ebd8
- https://github.com/AcademySoftwareFoundation/openexr
- https://pypi.org/project/openexr
- https://github.com/advisories/GHSA-q6vj-wxvf-5m8c
CVE-2026-26981 · published · modified · JSON