Incomplete cleanup in Chrome Chromoting on Mac allows access bypass
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
Google Chrome on Mac prior to 155.0.8059.39 is affected. Incomplete cleanup in Chromoting (CWE-459) lets a remote attacker bypass system access restrictions. The attacker needs no privileges or user interaction and sends crafted network traffic.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
Incomplete cleanup in Chromoting in Google Chrome on on Mac prior to 155.0.8059.39 allowed a remote attacker to bypass system access restrictions via crafted network traffic. (Chromium security severity: Low)
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Chrome | 155.0.8059.39 to before 155.0.8059.39 | 155.0.8059.39 | Patch available | CNA |
- Chrome VendorGoogle Affected 155.0.8059.39 to before 155.0.8059.39 Fixed in 155.0.8059.39 Patch available CNA
Remediation
Google Chrome on Mac is fixed in version 155.0.8059.39, so update Chrome to that version or later.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
- Fix · CNA Chrome (Google) Fixed in 155.0.8059.39
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Google Chrome 155.0.8059.39
247 records Highest priority Priority MEDIUM 54 MEDIUM, 193 LOW
Other records, highest priority first
- TI-2026-68849 Uninitialized resource in WebAudio in Google Chrome exposes memoryPriority MEDIUM 62
- TI-2026-68659 Chrome Chromoting on Mac flaw lets remote attackers bypass access restrictionsPriority MEDIUM 47
- TI-2026-68821 Use after free in Chrome Navigation lets remote attackers run codePriority MEDIUM 44
Vendor assessments
Timeline
- 2026-10-06 Threatist record created from CVE-2026-106294
- 2026-10-07 Alias added: GHSA-4h64-g68m-cwhp
- 2026-10-07 Affected versions changed · Red Hat
- 2026-10-07 CVSS score added · Red Hat
- 2026-10-10 CVSS score added · CISA ADP
- 2026-10-10 CISA SSVC decision points changed
- 2026-10-10 Priority changed: LOW → MEDIUM
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-2026-106294 · CVE Program
- CVE-2026-106294 · NVD
- FIRST EPSS
- GHSA-4h64-g68m-cwhp · GitHub Advisory Database · CC BY 4.0
- CVE-2026-106294 · Red Hat security data · CC BY 4.0
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