CVE-2025-11915: HTTP Desynchronisation in Vertex AI for certain third-party models
Medium · CVSS 6.9 (CVSS 4.0)EPSS 0.32%, 25th percentilePublished Updated Assigner: GoogleCloud
Description
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.
CWE-444
Tracked companies
Mapped from the CVE’s affected-product data, NVD CPE matches, vendor advisories or package feeds. A mapping means the vendor’s software is named, not that its hosted service was exposed.
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
Google Cloud: Vertex AI: Open Models for MaaSGoogle Cloud: Vertex AI: Partner Models for MaaSGoogle Cloud: Vertex AI: Self-Deployed Models
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- cloud.google.com/vertex-ai/generative-ai/docs/security-bulletins (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)