What is CVE-2026-43996?

CVE-2026-43996 is a medium-severity vulnerability in Academysoftwarefoundation Openimageio, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2026-05-14.

How severe is CVE-2026-43996?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Out-of-bounds Read in Academysoftwarefoundation Openimageio

CVE-2026-43996

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, the bounds check in TGAInput::decode_pixel computes k + palbytespp as unsigne…

Vulnerability class: Buffer Overflow

EPSS: 0.000 (2.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Academysoftwarefoundation Openimageio — versions < 3.0.18.0, >= 3.1.4.0-beta, < 3.1.13.0
Openimageio — versions 3.2.0.0, 3.2.0.2

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2026-43996?: CVE-2026-43996 is a medium-severity vulnerability in Academysoftwarefoundation Openimageio, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2026-05-14.
How severe is CVE-2026-43996?: Medium severity. CVSS v3 base score is 5.5 out of 10.