EUVD-2026-74328
GHSA-h7pm-mgqr-g7gf
Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Network-exploitable via crafted HTML (AV:N), requires victim page visit (UI:R), partial cross-origin read only (C:L), no integrity or availability impact established.
Primary rating from Vendor (Chrome).
CVSS VectorVendor: Chrome
Lifecycle Timeline
5DescriptionCVE.org
Incorrect authorization in Workers in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)
AnalysisAI
Incorrect authorization in Chrome's Web Workers component enables remote unauthenticated attackers to bypass the browser's same-origin policy (web origin isolation) by inducing a victim to visit a crafted HTML page. All Google Chrome desktop versions prior to 153.0.8010.36 are affected. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires that the victim uses an unpatched Google Chrome desktop installation (any version prior to 153.0.8010.36) and actively visits an attacker-controlled HTML page; the CVSS UI:R metric confirms user interaction is mandatory. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 4.3 Medium rating aligns precisely with Chromium's own 'Medium' severity classification, a concordance that adds confidence to the scoring and suggests no significant discrepancy between reporter and NVD assessment. … 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: 153.0.8010.36. … Detailed patch versions, workarounds, and compensating controls in full report. |
Threat intelligence, references, and detailed analysis are available after sign-in.
Same weakness CWE-863 – Incorrect Authorization
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External POC / Exploit Code
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