CVE-2025-11915

Summary

Connection desynchronization between an HTTP proxy and the model backend. The fixes were rolled out for all proxies in front of impacted models by 2025-09-28. Users do not need to take any action.

Affected Software

VendorProductVersion RangeStatus
Google CloudVertex AI: Partner Models for MaaS0 < 2025-09-26affected
Google CloudVertex AI: Open Models for MaaS0 < 2025-09-28affected
Google CloudVertex AI: Self-Deployed Models0 < 2025-09-28affected

Weaknesses

  • CWE-444: CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: partial

References