What is CVE-2025-11215?

CVE-2025-11215 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Chromium: CVE-2025-11215 Off by one error in V8

Which CVE IDs does CVE-2025-11215 cover?

CVE-2025-11215 covers the following CVE IDs: CVE-2025-11215. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2025-11215?

CVE-2025-11215 has a CVSS v3 base score of 4.3, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2025-11215?

CVE-2025-11215 affects 2 products, including: Microsoft Edge (Chromium-based); cbl2 nodejs18 18.20.3-12 on CBL-Mariner 2.0.

CVE-2025-11215MediumCVSS 4.3

Chromium: CVE-2025-11215 Off by one error in V8

Vendor

Microsoft Security Response Center (MSRC)

Published

October 2, 2025

Last Modified

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🔗 CVE IDs covered (1)

CVE-2025-11215 →

📋 Description

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

🎯 Affected products2

Microsoft Edge (Chromium-based)
cbl2 nodejs18 18.20.3-12 on CBL-Mariner 2.0

✅ Remediation

KBRelease Notes (Security Update) — fixed build 141.0.3537.57 KBRelease Notes (Security Update)

🔗 References (3)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-11215
referencehttps://docs.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade