What is CVE-2026-15713?

CVE-2026-15713 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Libsoup: soupcache: libsoup: http/2 frame window exhaustion remote denial of service via memory leak

Which CVE IDs does CVE-2026-15713 cover?

CVE-2026-15713 covers the following CVE IDs: CVE-2026-15713. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-15713?

CVE-2026-15713 has a CVSS v3 base score of 5.9, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-15713?

CVE-2026-15713 affects 3 products, including: azl3 libsoup 3.4.4-16 on Azure Linux 3.0; azl3 libsoup 3.4.4-17 on Azure Linux 3.0; azl3 libsoup 3.4.4-18 on Azure Linux 3.0.

CVE-2026-15713MediumCVSS 5.9

Libsoup: soupcache: libsoup: http/2 frame window exhaustion remote denial of service via memory leak

Vendor

Microsoft Security Response Center (MSRC)

Published

July 17, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-15713 →

🎯 Affected products3

azl3 libsoup 3.4.4-16 on Azure Linux 3.0
azl3 libsoup 3.4.4-17 on Azure Linux 3.0
azl3 libsoup 3.4.4-18 on Azure Linux 3.0

✅ Remediation

KBRelease Notes (Security Update)

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-15713
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade