IBM Bob 1.0.4-2.0.1 RCE via Improper Input Validation
CVE-2026-9764 Published on November 8, 2026

IBM Bob is vulnerable to Remote Code Execution due to improper control of workspace-defined MCP server execution
IBM Bob 1.0.4 through 2.0.1 could allow a remote attacker to inject arbitrary code on the system, due to the improper control of user input code.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-9764 is exploitable with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is a Code Injection Vulnerability?

The software constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

CVE-2026-9764 has been classified to as a Code Injection vulnerability or weakness.


Products Associated with CVE-2026-9764

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IBM Bob

Affected Versions

IBM Bob Shell: