EUVD-2026-74421
GHSA-hr4j-v5c7-gwr4
Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Network-reachable via crafted page (AV:N), no auth needed (PR:N), user must visit page (UI:R); confidentiality-only impact with no integrity or availability effect.
Primary rating from Vendor (Chrome).
CVSS VectorVendor: Chrome
Lifecycle Timeline
4DescriptionCVE.org
Observable discrepancy in DOM in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to obtain sensitive information via a crafted HTML page. (Chromium security severity: Medium)
AnalysisAI
Observable DOM discrepancy in Google Chrome prior to 153.0.8010.36 enables cross-origin information leakage via a CWE-203 side-channel, allowing a remote attacker to infer sensitive data from a victim's browser state. Exploitation requires social engineering to lure the target to a crafted HTML page, satisfying the required user interaction. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires the victim to visit a crafted HTML page, making social engineering (phishing, malvertising, or link injection) the necessary delivery mechanism - this is the primary limiting factor. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 6.5 (Medium) score with vector AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N reflects a purely confidentiality-impacting, network-reachable vulnerability requiring no authentication but requiring the victim to visit a crafted page. … 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 Google Chrome to version 153.0.8010.36 or later, as released in the September 2026 stable channel update (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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Same weakness CWE-203 – Observable Discrepancy
View allSame technique Information Disclosure
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External POC / Exploit Code
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