HighVulnerabilityLLM-specific

CVE-2026-0755: gemini-mcp-tool command injection in execAsync allows remote code execution

Source: NVD(opens in a new tab)
Identifier: CVE-2026-0755
Published: January 22, 2026
Record updated: October 9, 2026

Affected: gemini-mcp-tool >= 1.1.2, < 1.1.6
Fixed in: 1.1.6
released May 30, 2026, 127 days after disclosure
Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS: 3.4%

Summary

CVE-2026-0755 is a command injection flaw in the execAsync method of gemini-mcp-tool that allows remote, unauthenticated attackers to execute arbitrary code on affected installations. The flaw stems from missing validation of a user-supplied string before it is used in a system call, and code runs in the context of the service account.

Mitigation

The source does not state a fix yet. Check the original advisory for updates.

Details

Scores and exploitation

Patch available: Yes
EPSS: 3.4%Estimated probability that this CVE is exploited in the next 30 days, from the FIRST Exploit Prediction Scoring System. Read on November 4, 2026.

Weaknesses and techniques

Weakness (CWE): CWE-78
Attack pattern (CAPEC): CAPEC-88

Affected

Packages: gemini-mcp-tool@>= 1.1.2, < 1.1.6 (fixed: 1.1.6)

Classification

Attack type: Other
Attack sophistication: Trivial
AI component targeted: Plugin
Impact: Confidentiality,
Integrity,
Availability
Labels: security

How this record was produced

Summaries, mitigations and labels on this page are generated automatically from the source. The linked source is authoritative. The source gives this advisory a description and no title, so the title above is a headline generated from the source text.

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-0755

First tracked: February 15, 2026 at 08:51 PM ET, from NVD/CVE Database

Classifier: claude-haiku-5-5, prompt v4

Classifier confidence: 85% (self-assessed)

Summary

Mitigation

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