Local privilege escalation via Updater use-after-free
Published Jun 30, 2026 · Updated Jun 30, 2026
Use-after-free in Google Chrome Updater before 150.0.7871.47 on Windows allows local users to gain OS-level privileges via a malicious file. Google has not disclosed the affected Updater object or the operation that dereferences it after its memory is freed. Exploitation requires local access and user interaction with a malicious file; the reported consequence is OS-level privilege escalation.
Summary
What happened
Use-after-free in Google Chrome Updater before 150.0.7871.47 on Windows allows local users to gain OS-level privileges via a malicious file. Google has not disclosed the affected Updater object or the operation that dereferences it after its memory is freed. Exploitation requires local access and user interaction with a malicious file; the reported consequence is OS-level privilege escalation.
The record
- CVE
- CVE-2026-14018
- Published
- Jun 30, 2026
- Updated
- Jun 30, 2026
- Vendor
- Go standard library
- Product
- Google Chrome
- Classifications
- CWE-416, T1068
- Attack vector
- local
- Privileges
- unauthenticated
Timeline
How it unfolded
- Jun 30, 2026CVE publishedPublication date reported by the CVE source.
- Jun 30, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=150.0.7871.47 <150.0.7871.47
What conditions does exploitation require?
What is affected?
Published CVSS scores
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Attacks
What attackers are doing with it
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Public exploit references
No public exploit references are available in this record.
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Technologies
Your stack
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Your stack
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