Vulnerability in Academysoftwarefoundation Openexr
CVE-2026-34543
OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. From version 3.4.0 to before version 3.4.8, sensitive information from heap memory may be leak…
EPSS: 0.005 (38.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Academysoftwarefoundation Openexr — versions >= 3.4.0, < 3.4.8
- Openexr
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Product, x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2026-34543?
- CVE-2026-34543 is a high-severity vulnerability in Academysoftwarefoundation Openexr, classified under Use of Uninitialized Resource. CVSS score: 7.5/10. Published 2026-04-01.
- How severe is CVE-2026-34543?
- High severity. CVSS v3 base score is 7.5 out of 10.