EUVD-2026-74478
GHSA-7gmg-26fh-xr84
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Crafted HTML page implies UI:R; Chromium 'Low' rating and privileged-page authorization bypass point to limited C/I and no availability impact, not full C:H/I:H/A:H.
Primary rating from NVD.
CVSS VectorNVD
Lifecycle Timeline
6DescriptionNVD
Incorrect authorization in Extensions in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass system access restrictions into a privileged page via a crafted HTML page. (Chromium security severity: Low)
AnalysisAI
Incorrect authorization in the Extensions component of Google Chrome before 153.0.8010.36 allows a remote attacker to bypass system access restrictions and reach a privileged internal page by luring a victim to a crafted HTML page. Google credits its own team with discovery, and a fixed build is available; no public exploit has been identified at time of analysis, and Chromium rated the underlying issue only Low severity despite the 9.8 NVD score.
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires the victim to load attacker-controlled content in a vulnerable Chrome build (prior to 153.0.8010.36) - the description specifies a 'crafted HTML page', which in practice implies the user must visit or render that page, a limiting factor at odds with the vector's UI:N. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The signals conflict sharply and should be weighed carefully. … 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: update Google Chrome to 153.0.8010.36 or later via the Stable channel (chrome://settings/help forces the update check and relaunch); Chromium-based browsers should take the equivalent vendor build once available. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, alert users to the vulnerability and advise caution against clicking untrusted links; inventory Chrome installations across the organization. …
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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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