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CVE-2026-87521

LowCVSS 3.1/10Last modified Sep 9, 2026

Description

Information leak in WebMCP in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to obtain cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

Metrics

CVSS 3.1 3.1/10CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published: Sep 9, 2026
Last modified: Sep 9, 2026
NVD status: Analyzed

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CVE-2026-87521: Low severity, CVSS 3.1 | Vulnix