What is CVE-2026-42496?

CVE-2026-42496 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Archive::Tar versions before 3.08 for Perl extract symlinks with attacker controlled targets outside the extraction directory

Which CVE IDs does CVE-2026-42496 cover?

CVE-2026-42496 covers the following CVE IDs: CVE-2026-42496. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-42496?

CVE-2026-42496 has a CVSS v3 base score of 9.1, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-42496?

CVE-2026-42496 affects 1 product, including: azl3 perl 5.38.2-509 on Azure Linux 3.0.

CVE-2026-42496HighCVSS 9.1

Archive::Tar versions before 3.08 for Perl extract symlinks with attacker controlled targets outside the extraction directory

Vendor

Microsoft Security Response Center (MSRC)

Published

June 1, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-42496 →

🎯 Affected products1

azl3 perl 5.38.2-509 on Azure Linux 3.0

✅ Remediation

KBCBL-Mariner Releases (Security Update) — fixed build 5.38.2-510

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42496
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade