What is CVE-2026-15806?

CVE-2026-15806 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. `HTTPPasswordMgr` can send saved HTTPS credentials via HTTP because of incorrect scheme matching

Which CVE IDs does CVE-2026-15806 cover?

CVE-2026-15806 covers the following CVE IDs: CVE-2026-15806. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

Which products are affected by CVE-2026-15806?

CVE-2026-15806 affects 4 products, including: azl3 python3 3.12.14-1 on Azure Linux 3.0; azl3 python3 3.12.14-2 on Azure Linux 3.0; azl3 python3 3.12.9-14 on Azure Linux 3.0; azl3 tensorflow 2.16.1-11 on Azure Linux 3.0.

CVE-2026-15806Medium

`HTTPPasswordMgr` can send saved HTTPS credentials via HTTP because of incorrect scheme matching

Vendor

Microsoft Security Response Center (MSRC)

Published

August 21, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-15806 →

🎯 Affected products4

azl3 python3 3.12.14-1 on Azure Linux 3.0
azl3 python3 3.12.14-2 on Azure Linux 3.0
azl3 python3 3.12.9-14 on Azure Linux 3.0
azl3 tensorflow 2.16.1-11 on Azure Linux 3.0

✅ Remediation

Security Update — fixed build 3.12.14-2 KBRelease Notes (Security Update) — fixed build 3.12.14-2

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-15806
patchhttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade