EUVD-2026-74517
GHSA-xgj9-x2g2-qrxc
Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Network-delivered via crafted HTML (AV:N), no attacker auth needed (PR:N), victim must visit the page (UI:R), impact is partial in-sandbox memory read only (C:L, S:U, I:N, A:N).
Primary rating from NVD.
CVSS VectorNVD
Lifecycle Timeline
5DescriptionNVD
Type confusion in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to read memory inside the sandbox via a crafted HTML page. (Chromium security severity: High)
AnalysisAI
Type confusion in V8, Chrome's JavaScript engine, enables remote attackers to read memory within the Chrome sandbox by directing a user to a crafted HTML page. All Chrome desktop builds prior to 153.0.8010.36 are affected. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | User interaction is required: the victim must actively navigate to an attacker-controlled HTML page in an unpatched Chrome desktop browser. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 4.3 (AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N) is materially lower than Chromium's own 'High' internal rating - a meaningful discrepancy: Chromium's severity labels historically account for exploit-chaining potential (V8 type confusion has repeatedly served as the entry stage in full sandbox-escape chains), while the CVSS vector reflects only the directly observable impact of partial in-sandbox memory reads. … 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 | Upgrade to Google Chrome 153.0.8010.36 or later on all desktop platforms; this is the vendor-released patch per the Chrome stable channel advisory at https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html. … Detailed patch versions, workarounds, and compensating controls in full report. |
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External POC / Exploit Code
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