CVE-2026-43906
OpenImageIO: HEIF Heap overflow
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
OpenImageIO is a toolset for reading, writing, and manipulating image files of any image file format relevant to VFX / animation. Prior to 3.0.18.0 and 3.1.13.0, a heap-based buffer overflow in the HEIF decoder of OpenImageIO allows out-of-bounds writes via crafted images due to a subimage metadata mismatch, leading to memory corruption and potential code execution. This vulnerability is fixed in 3.0.18.0 and 3.1.13.0.
| CWE | CWE-122 |
| Vendor | academysoftwarefoundation |
| Product | openimageio |
| Published | May 14, 2026 |
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Affected Versions
AcademySoftwareFoundation / OpenImageIO
< 3.0.18.0 >= 3.1.4.0-beta, < 3.1.13.0