An issue in libtiff 85f2ac8e0b01cb7db2bbecf4a3b891bdbef67938 allows an attacker to execute arbitrary code via the libtiff/tools/thumbnail.c: main() component

Mariner

Read the vendor bulletin Get alerts for azl3 libtiff 4.6.0-14 on Azure Linux

9.4CVSS out of 10High severity

Scope

What the vendor says is affected

azl3 libtiff 4.6.0-14 on Azure Linux 3.0

Timeline

When this advisory changed

Aug 29, 2026 at 1:08 AM UTC
Published by Microsoft Security Response Center
The publication date reported by the vendor.
Sep 2, 2026 at 11:10 AM UTC
Added to SecurityAlert
We collected the advisory from the official source.
Sep 6, 2026 at 6:25 AM UTC
Confirmed at the source
Our collector saw this advisory during a later source check.

Vulnerabilities

CVEs named in this advisory

CVE-2026-52491View CVSS, KEV, EPSS, and threat context

Source

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Vendor: Microsoft Security Response Center
Advisory ID: CVE-2026-52491
Last source check: Sep 13, 2026 at 2:40 AM UTC

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Watch azl3 libtiff 4.6.0-14 on Azure Linux

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What the vendor says is affected

When this advisory changed

CVEs named in this advisory

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