Database Vulnerability in KurrentDB by Kurrent.io
CVE-2026-81190

6.9MEDIUM

Key Information:

Vendor

Kurrent-io

Status
Kurrentdb
Vendor
CVE Published:
5 November 2026

What is CVE-2026-81190?

KurrentDB, a database designed for modern applications, has a vulnerability in version 26.1.0 that permits authorized users to exploit Secondary Indexing capabilities. This flaw could allow users to access arbitrary files, enumerate directories, and make HTTP GET requests through the database process, though such access is limited by default to administrators. File writing and exposure of environment variables are not possible through this flaw. The issue has been resolved in version 26.1.1.

Affected Version(s)

KurrentDB = 26.1.0

References

https://github.com/kurrent-io/KurrentDB/security/advisori...
x_refsource_CONFIRM
https://github.com/kurrent-io/KurrentDB/pull/5674
x_refsource_MISC
https://github.com/kurrent-io/KurrentDB/commit/18706d0d5f...
x_refsource_MISC

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.