EUVD-2026-74403
GHSA-5m8f-rf4q-hwpw
Severity by source
AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Local program required (AV:L), UAF heap exploitation is complex (AC:H), sandbox escape confirmed (S:C), no auth or interaction needed to run a local process.
Primary rating from Vendor (Chrome).
CVSS VectorVendor: Chrome
Lifecycle Timeline
4DescriptionCVE.org
Use after free in DevTools in Google Chrome prior to 153.0.8010.36 allowed a local attacker to execute arbitrary code outside the sandbox via a local program. (Chromium security severity: Medium)
AnalysisAI
Use-after-free in Google Chrome's DevTools component prior to 153.0.8010.36 enables a local attacker to escape the browser sandbox and execute arbitrary code at the host OS level via a crafted local program. Chromium's own severity rating is 'Medium', reflecting the local access prerequisite, while the CVSS 8.1 score captures the high-impact sandbox-escape outcome once exploitation succeeds. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Local access is required - the attacker must be able to execute a program on the target machine. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | Real-world risk is materially lower than a typical CVSS 8.1 finding. … 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: Chrome 153.0.8010.36. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, identify Chrome deployments in development, research, and security teams where local code execution risk is highest, and ensure auto-update is enabled on all instances. …
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Same weakness CWE-416 – Use After Free
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External POC / Exploit Code
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