CVE-2026-27965: GO-2026-4567 - Vitess users can gain unauthorized access to production deployment environments in vitess.io/vitess

CVE-2026-27965 · Severity: medium · CVSS 4 · Published 2026-03-10

Vitess users can gain unauthorized access to production deployment environments in vitess.io/vitess

Technologies: vitess.io/vitess (Go). Vendors: Go.

Quick answers

Is CVE-2026-27965 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-27965 being exploited in the wild.
How severe is CVE-2026-27965?
Medium severity, with a CVSS score of 4, published 10 March 2026.
Which products and versions are affected?
vitess.io/vitess (Go) SEMVER:introduced=0,fixed=0.22.4,introduced=0.23.0,fixed=0.23.3, SEMVER:introduced=0,last_affected=0.23.2.
Is there a fix for CVE-2026-27965?
Yes. vitess.io/vitess (Go): upgrade to 0.23.3 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2026-27965?
Check whether you run vitess.io/vitess (Go) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • vitess.io/vitess (Go): upgrade to 0.23.3 or later
    go get vitess.io/vitess@v0.23.3

Affected products

  • vitess.io/vitess (Go) SEMVER:introduced=0,fixed=0.22.4,introduced=0.23.0,fixed=0.23.3, SEMVER:introduced=0,last_affected=0.23.2

Identifiers

  • CVE-2026-27965
  • GHSA-8g8j-r87h-p36x
  • GO-2026-4567

This page as Markdown. Free to reuse under CC BY 4.0 with a link back.