PatchTheCVECVE-2026-65970: OpenImageIO is a toolset for reading, writing, and manipulating image files of any image file format relevant
CVE-2026-65970 is a medium-severity flaw (CVSS 5.3) affecting openimageio. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
OpenImageIO is a toolset for reading, writing, and manipulating image files of any image file format relevant to VFX / animation. Prior to 3.1.16.0, a crafted ZIP-compressed TIFF processed with TIFF multithreading enabled can make TIFFInput::read_native_scanlines() return through an error path while asynchronous strip-decompression work remains queued. Because task_set is declared before ok and compressed_scratch, those captured objects are destr
Why this priority
- Public exploit reference
A fixed release or distro patch exists.
Risk facts
| CVSS score | 5.3 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | High |
| Privileges needed | None |
| User interaction | Required |
| EPSS exploit chance | 0.4% (top 64%) |
| CISA exploited list | No |
| Weakness | CWE-825 |
| Published | 2026-09-18 |
| Last modified | 2026-09-29 |
Last updated 2026-09-29 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2026-65970?
openimageio: upgrade to 3.1.16.0. Exact commands for each OS are on this page.
Is CVE-2026-65970 being exploited?
CVE-2026-65970 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2026-65970 affect?
CVE-2026-65970 affects openimageio. Severity is medium (CVSS 5.3). OpenImageIO is a toolset for reading, writing, and manipulating image files of any image file format relevant to VFX / animation. Prior to 3.1.16.0, a crafted ZIP-compressed TIFF processed with TIFF multithreading enabled can make TIFFInput
How urgent is CVE-2026-65970?
Priority 33/100. Public exploit reference
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- CVE-2026-43904 HIGH 7.8 UPGRADE OpenImageIO is a toolset for reading, writing, and manipulating image files of any image file format relevant
- CVE-2026-43905 HIGH 7.8 UPGRADE OpenImageIO is a toolset for reading, writing, and manipulating image files of any image file format relevant
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