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CVE record · CVE-2026-86600

Workload identity attestation generated before login host validation in Snowflake drivers

CVSS 8.2 HighEPSS 0.0051 · 43rd percentile

Published by the CVE Program (CNA: SNOWFLAKE) at 8 Sept 2026, 15:48 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Snowflake Snowflake Connector for Python Package name: snowflake-connector-python https://pypi.org
  • affected 3.14.1 to before 4.7.3 python
Other versions: unaffected
Snowflake Snowflake Go Driver Package name: github.com/snowflakedb/gosnowflake https://pkg.go.dev
  • affected 1.15.0 to 1.19.1, inclusive semver
Other versions: unaffected
Snowflake Snowflake Go Driver Package name: github.com/snowflakedb/gosnowflake/v2 https://pkg.go.dev
  • affected 2.0.0 to before 2.2.0 semver
Other versions: unaffected
Snowflake Snowflake JDBC Driver Package name: net.snowflake:snowflake-jdbc https://repo.maven.apache.org/maven2
  • affected 3.24.0 to before 4.3.4 maven
Other versions: unaffected
Snowflake Snowflake JDBC Driver (FIPS) Package name: net.snowflake:snowflake-jdbc-fips https://repo.maven.apache.org/maven2
  • affected 3.24.0 to before 4.3.4 maven
Other versions: unaffected
Snowflake Snowflake JDBC Driver (Thin) Package name: net.snowflake:snowflake-jdbc-thin https://repo.maven.apache.org/maven2
  • affected 3.24.0 to before 4.3.4 maven
Other versions: unaffected
Snowflake Snowflake Node.js Driver Package name: snowflake-sdk https://registry.npmjs.org
  • affected 2.1.1 to before 3.3.0 semver
Other versions: unaffected
Snowflake Snowflake Connector for .NET Package name: Snowflake.Data https://www.nuget.org
  • affected 4.7.0 to before 6.1.0 semver
Other versions: unaffected
Snowflake Snowflake ODBC Driver
  • affected 3.9.0 to before 3.20.0 semver
Other versions: unaffected
Snowflake Snowflake PHP PDO Driver
  • affected 3.6.0 to before 4.2.0 semver
Other versions: unaffected
Snowflake Snowflake Libsnowflakeclient
  • affected 2.2.0 to before 2.10.0 semver
Other versions: unaffected
Identifiers
CVE-2026-86600
CNA
SNOWFLAKE
Weakness (CWE)
CWE-441 · CWE-522
Tags
Published
8 Sept 2026
Updated
10 Sept 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
8.2 High 3.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N CNA (SNOWFLAKE)
  • CISA KEV Not listed.
  • EPSS 0.0051, the 43rd percentile, on 7 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 8 Sept 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.