valkey-io valkey up to 7.2.11/8.0.6/8.1.5/9.0.1 injection

Summaryinfo

A vulnerability was found in valkey-io valkey up to 7.2.11/8.0.6/8.1.5/9.0.1. It has been rated as problematic. Affected by this vulnerability is an unknown functionality. The manipulation leads to injection. This vulnerability is documented as CVE-2025-67733. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in valkey-io valkey up to 7.2.11/8.0.6/8.1.5/9.0.1. This issue affects an unknown function. The manipulation with an unknown input leads to a injection vulnerability. Using CWE to declare the problem leads to CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2025-67733 since 12/11/2025. The exploitation is known to be easy. The attack may be initiated remotely. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1055 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 299872 (Linux Distros Unpatched Vulnerability : CVE-2025-67733), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 7.2.12, 8.0.7, 8.1.6 or 9.0.2 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (299872) and CERT Bund (WID-SEC-2026-0546). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

• Debian Linux
• Red Hat Enterprise Linux
• Ubuntu Linux
• SUSE Linux
• Oracle Linux
• RESF Rocky Linux

Productinfo

Vendor

• valkey-io

Name

• valkey

Version

• 7.2.0
• 7.2.1
• 7.2.2
• 7.2.3
• 7.2.4
• 7.2.5
• 7.2.6
• 7.2.7
• 7.2.8
• 7.2.9
• 7.2.10
• 7.2.11
• 8.0.0
• 8.0.1
• 8.0.2
• 8.0.3
• 8.0.4
• 8.0.5
• 8.0.6
• 8.1.0
• 8.1.1
• 8.1.2
• 8.1.3
• 8.1.4
• 8.1.5
• 9.0.0
• 9.0.1

Website

• Product: https://github.com/valkey-io/valkey/

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion