REDHAT-BUG-2442025: High severity Valkey Valkey vulnerability

Published Feb 23, 2026
·
Updated

Valkey is a distributed key-value database. Prior to versions 9.0.2, 8.1.6, 8.0.7, and 7.2.12, a malicious user can use scripting commands to inject arbitrary information into the response stream for the given client, potentially corrupting or returning tampered data to other users on the same connection. The error handling code for lua scripts does not properly handle null characters. Versions 9.0.2, 8.1.6, 8.0.7, and 7.2.12 fix the issue.

Affected Software

1 affected component
Valkey Valkey<9.0.2, <8.1.6, <8.0.7, <7.2.12

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Valkey to a version that resolves this vulnerability.

    Fixed in 9.0.2
  2. Upgrade

    Upgrade Valkey to a version that resolves this vulnerability.

    Fixed in 8.1.6
  3. Upgrade

    Upgrade Valkey to a version that resolves this vulnerability.

    Fixed in 8.0.7
  4. Upgrade

    Upgrade Valkey to a version that resolves this vulnerability.

    Fixed in 7.2.12

Event History

Feb 23, 2026
Data Sourced
via Red Hat·09:03 PM
DescriptionSeverityAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of REDHAT-BUG-2442025?

The severity of REDHAT-BUG-2442025 is considered high due to the potential for data corruption and unauthorized manipulation by malicious users.

2

How do I fix REDHAT-BUG-2442025?

To fix REDHAT-BUG-2442025, upgrade to the latest versions of Valkey which are 9.0.2 or later, 8.1.6 or later, 8.0.7 or later, and 7.2.12 or later.

3

What versions of Valkey are affected by REDHAT-BUG-2442025?

Valkey versions prior to 9.0.2, 8.1.6, 8.0.7, and 7.2.12 are affected by REDHAT-BUG-2442025.

4

Can REDHAT-BUG-2442025 affect multiple users?

Yes, REDHAT-BUG-2442025 can affect multiple users by potentially returning tampered data to clients on the same connection.

5

What type of attack is associated with REDHAT-BUG-2442025?

REDHAT-BUG-2442025 is associated with arbitrary information injection through scripting commands, leading to data integrity issues.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203