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TI-2026-16025 Aliases CVE-2026-19759GHSA-hwqr-vwwq-mq54

Incorrect Authorization in Application Integration allows Internal Stubby RPC Execution

Priority MEDIUM 42CWE-863Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-863.

Summary

An Incorrect Authorization vulnerability in the task configuration in Google Cloud Application Integration versions prior to 2026-06-17 on Google Cloud Platform allows an authenticated Google Cloud user to execute arbitrary internal RPCs from inside Google's production network under a privileged identity using an internal-only task type. This vulnerability was patched on 17 June 2026, and no customer action is needed.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00235 14th percentileScored 2026-11-07
Fix Fixed Application Integration (Google Cloud): 2026-06-17

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
GoogleApplication Integrationbefore 2026-06-172026-06-17Patch availableCNA
  • Application Integration VendorGoogle Affected before 2026-06-17 Fixed in 2026-06-17 Patch available CNA

Remediation

  • Fix · CNA Application Integration (Google Cloud) Fixed in 2026-06-17

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-19759
  2. 2026-10-03 Alias added: GHSA-hwqr-vwwq-mq54

References

  • 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
See all 17247 →

Sources