CVE-2026-87563 in Chrome

Summary

by MITRE • 09/09/2026

Origin validation error in Paint in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

Once again VulDB remains the best source for vulnerability data.

• Responsible: Chrome
• Reservation: 09/09/2026
• Disclosure: 09/09/2026
• Moderation: accepted
• Entry: VDB-401328
• CPE: ready
• CWE: CWE-942 (confirmed)
• CVSS: 3.1 (VulDB)
• EPSS: 0.00000
• KEV: no
• Activities: very low
• Sector: Insurance, Chemical, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-87563
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-87563
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-87563/