EUVD-2026-74410
GHSA-vg7r-fpqr-4xpq
Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Network-delivered via crafted page requiring user visit (UI:R); low confidentiality reflects partial cross-origin data only; no integrity, availability, or scope-change impact.
Primary rating from Vendor (Chrome).
CVSS VectorVendor: Chrome
Lifecycle Timeline
4DescriptionCVE.org
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)
AnalysisAI
Cross-origin data disclosure in Google Chrome's Paint rendering component (versions prior to 153.0.8010.36) enables a remote attacker to read data belonging to a different web origin by directing a victim to a crafted HTML page. The root cause is an origin validation error (CWE-346) in the Paint pipeline, which under certain rendering conditions fails to enforce the Same-Origin Policy, leaking partial cross-origin data to the attacker-controlled page. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The victim must use Google Chrome on a desktop platform with a version prior to 153.0.8010.36. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 4.3 score with vector AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N is internally consistent and aligns with Chromium's own 'Medium' severity designation - a reassuring signal that the provided scoring is not inflated. … 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 | Update Google Chrome to version 153.0.8010.36 or later using the browser's built-in update mechanism (Menu → Help → About Google Chrome) or via enterprise deployment tools. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-346 – Origin Validation Error
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External POC / Exploit Code
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