HIGH 7.8 Microsoft
CVE-2026-4775
Libtiff: libtiff: arbitrary code execution or denial of service via signed integer overflow in tiff file processing
Microsoft Security Update 2026-Mar: Libtiff: libtiff: arbitrary code execution or denial of service via signed integer overflow in tiff file processing
Affected Products
- cbl2 libtiff 4.6.0-12 on CBL Mariner 2.0
- azl3 libtiff 4.6.0-12 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-4775
- https://nvd.nist.gov/vuln/detail/CVE-2026-4775
This high severity vulnerability with a CVSS score of 7.8 was published on 2026-03-10 via Microsoft. Affected: cbl2 libtiff 4.6.0-12 on CBL Mariner 2.0, azl3 libtiff 4.6.0-12 on Azure Linux 3.0.
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