EUVD-2026-74390
GHSA-3c4p-4mfx-w9r8
Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
UI spoofing constitutes a meaningful integrity impact (I:L); availability disruption is not directly caused by deceptive UI rendering, so A:N is more accurate.
Primary rating from NVD.
CVSS VectorNVD
Lifecycle Timeline
5DescriptionNVD
Incorrect authorization in Isolated in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to spoof UI elements via a crafted HTML page. (Chromium security severity: Medium)
AnalysisAI
Incorrect authorization in Chrome's Isolated component (all versions prior to 153.0.8010.36) enables remote attackers to spoof UI elements by directing users to a crafted HTML page. The flaw stems from CWE-863 authorization failures within Chrome's isolation architecture, allowing cross-boundary deception without requiring attacker authentication. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a user to visit an attacker-controlled crafted HTML page using a vulnerable version of Google Chrome (prior to 153.0.8010.36). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The vendor-assigned CVSS 5.4 Medium (AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L) accurately reflects a moderate, non-critical risk: exploitation requires user interaction and produces limited confidentiality and availability impact rather than code execution or privilege escalation. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Vendor-released patch: Chrome 153.0.8010.36. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-863 – Incorrect Authorization
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External POC / Exploit Code
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