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CVE-2026-81190

KurrentDB is a database engineered for modern software applications and event-driven architectures

Risk score
41/100
CVSS
6.9 v4.0
Published
5 Nov 2026

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What to know

What it is
KurrentDB is a database engineered for modern software applications and event-driven architectures. In version 26.1.0, a user authorized to read the $all stream can use Secondary Indexing query capabilities to read arbitrary files accessible to the database process, enumerate directories, and issue HTTP GET requests f…
Affected
See advisory
Fix
Upgrade the product to 26.1.1 or later.
Exploitation
No known exploitation

Why it is Yellow

  • CVSS 6.9 medium

References

Original description

KurrentDB is a database engineered for modern software applications and event-driven architectures. In version 26.1.0, a user authorized to read the $all stream can use Secondary Indexing query capabilities to read arbitrary files accessible to the database process, enumerate directories, and issue HTTP GET requests from that process. The default configuration limits this privilege to administrators. The flaw does not permit file writes and does not expose environment variables. This issue is fixed in version 26.1.1.

Last activity 5 Nov 2026. Patch Forecast updates every hour.