Uninitialized Use in Cast in Google Chrome prior to 150.0.7871.47 allowed an attacker on…
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-457 and the CVSS impact.
Summary
Uninitialized Use in Cast in Google Chrome prior to 150.0.7871.47 allowed an attacker on the local network segment to obtain potentially sensitive information from process memory via malicious network traffic. (Chromium security severity: Medium)
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA Chrome (Google) Fixed in 150.0.7871.47
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Google Chrome 150.0.7871.47
382 records Highest priority Priority MEDIUM 98 MEDIUM, 284 LOW
Other records, highest priority first
- TI-2026-11961 Use after free in Google ChromePriority MEDIUM 49
- TI-2026-11930 Out-of-bounds read in Google ChromePriority MEDIUM 49
- TI-2026-11712 Improper input validation in Google ChromePriority MEDIUM 47
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2026-13940
- 2026-10-03 Alias added: GHSA-3m3v-363x-rf9h
References
More Google Chrome vulnerabilities
- TI-2025-09686 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.8
- TI-2024-07390 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2024-04898 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2024-04600 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2024-04346 Use after free in Google Chrome KEVCVSS 3.1CRITICAL 9.6
- TI-2023-05824 Integer overflow in Google Chrome KEVCVSS 3.1CRITICAL 9.6
Sources
- CVE-2026-13940 · CVE Program
- CVE-2026-13940 · NVD
- FIRST EPSS
- GHSA-3m3v-363x-rf9h · GitHub Advisory Database · CC BY 4.0
- CVE-2026-13940 · Red Hat security data · CC BY 4.0
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