CVE-2026-9124

chromium-browser: Insufficient validation of untrusted input in Input

Published May 20, 2026 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
Insufficient validation of untrusted input in Input in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-6287-1 chromium security update
History
Type Values Removed Values Added
Weaknesses NVD-CWE-noinfo
Type Values Removed Values Added
Title Cross‑origin data leakage via crafted HTML page in Chrome chromium-browser: Insufficient validation of untrusted input in Input
Weaknesses CWE-79
References
Metrics threat_severity

None

threat_severity

Moderate

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Apple
Apple macos
Linux
Linux linux Kernel
Microsoft
Microsoft windows
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Vendors & Products Apple
Apple macos
Linux
Linux linux Kernel
Microsoft
Microsoft windows
Type Values Removed Values Added
Title Cross‑origin data leakage via crafted HTML page in Chrome
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N'}

Type Values Removed Values Added
Description Insufficient validation of untrusted input in Input in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)
Weaknesses CWE-20
References

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
May 20, 2026, 7:31 PM
Reserved
May 20, 2026, 5:39 PM
Status
Analyzed
Published
May 20, 2026, 8:16 PM
Modified
Jul 23, 2026, 3:10 PM
Severity
Moderate
Public date
May 19, 2026, 12:00 AM