UI misrepresentation in Google Chrome Prompts allows UI spoofing
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- Low · None · Low
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-451.
Summary
Google Chrome before 157.0.8103.38 has a UI misrepresentation flaw in Prompts (CWE-451). A remote attacker can use social engineering and a crafted HTML page to spoof UI elements. User interaction is required, and the CVSS vector rates the impact on confidentiality and availability as low.
Written with Claude Haiku 5.5 from the sources below · 2026-11-04
Description from the CNA
UI misrepresentation in Prompts in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to spoof UI elements via a crafted HTML page. (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
Update Google Chrome to version 157.0.8103.38, which fixes this flaw.
Written with Claude Haiku 5.5 from the sources below · 2026-11-04
- Fix · CNA Chrome (Google) Fixed in 157.0.8103.38
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Google Chrome 157.0.8103.38
213 records Highest priority Priority MEDIUM 96 MEDIUM, 117 LOW
Other records, highest priority first
- TI-2026-84793 Use after free in Chrome TabStrip lets remote attackers run codePriority MEDIUM 43
- TI-2026-84786 Use after free in Google Chrome Extensions allows code executionPriority MEDIUM 43
- TI-2026-84785 Buffer overflow in ANGLE in Google Chrome allows code executionPriority MEDIUM 43
Vendor assessments
Timeline
- 2026-11-03 Threatist record created from CVE-2026-121122
- 2026-11-03 Alias added: GHSA-hchv-9237-j7cq
- 2026-11-04 Affected versions changed · Red Hat
- 2026-11-04 CVSS score added · Red Hat
- 2026-11-04 CVSS score added · CISA ADP
- 2026-11-04 CISA SSVC decision points changed
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-2026-121122 · CVE Program
- CVE-2026-121122 · NVD
- FIRST EPSS
- GHSA-hchv-9237-j7cq · GitHub Advisory Database · CC BY 4.0
- CVE-2026-121122 · Red Hat security data · CC BY 4.0
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