What is CVE-2026-111269?

CVE-2026-111269 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. libical through 4.0.6 Heap Out-of-Bounds Read via icalvalue_decode_ical_string

Which CVE IDs does CVE-2026-111269 cover?

CVE-2026-111269 covers the following CVE IDs: CVE-2026-111269. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-111269?

CVE-2026-111269 has a CVSS v3 base score of 6.1, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-111269?

CVE-2026-111269 affects 2 products, including: azl3 libical 3.0.10-1 on Azure Linux 3.0; azl3 libical 3.0.10-3 on Azure Linux 3.0.

CVE-2026-111269MediumCVSS 6.1

libical through 4.0.6 Heap Out-of-Bounds Read via icalvalue_decode_ical_string

Vendor

Microsoft Security Response Center (MSRC)

Published

October 17, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-111269 →

🎯 Affected products2

azl3 libical 3.0.10-1 on Azure Linux 3.0
azl3 libical 3.0.10-3 on Azure Linux 3.0

✅ Remediation

KBRelease Notes (Security Update) — fixed build 3.0.10-3

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-111269
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade