gcdRadar
archive/Patch now/AIR-2026-0986
closedclosed 11 Mar 2026Patch now2 Disclosed vulnerabilityAI

CVE-2026-31862: RCE vulnerability in Cloud CLI Claude Code UI

Claude Code UI, Claude Code, Cursor CLI, Codex, Gemini-CLI

Cloud CLI contains a command injection vulnerability due to improper input sanitization in Git-related API endpoints. An authenticated attacker can execute arbitrary OS commands, which was patched in version 1.24.0.

disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why

CVSS
9.1
EPSS
0.01 · top 57% · 2026-11-13
EPSS scores by FIRST
fix status
Fix status unknown
first report
11 Mar 2026
last update
11 Mar 2026
CVE ids
CVE-2026-31862other records

Timeline · 1

  1. 11 Mar 2026CVE-2026-31862: Cloud CLI (aka Claude Code UI) is a desktop and mobile UI for Claude Code, Cursor CLI, Codex, and Gemini-CLI.

Sources · 1

Advisories and databases

  1. 2026-03-11
    CVE-2026-31862: Cloud CLI (aka Claude Code UI) is a desktop and mobile UI for Claude Code, Cursor CLI, Codex, and Gemini-CLI.
    NVD · nvd.nist.gov/vuln/detail/CVE-2026-31862

Titles and links belong to their publishers. The summary above is written by gcdRadar in its own words; data is CC BY-SA 4.0.

Classification

lane
Patch now
AI role
Attack on AI
categories
Infrastructure vulnerability
severity
2 · Disclosed vulnerability
fix status
Fix status unknown
targets
Framework / tooling, Anthropic, OpenAI, Google
owasp llm top 10
LLM03:2025 Supply Chain
mitre atlas
no technique for these categories
tags
rcecommand-injection
dates
happened 11 Mar 2026 · first reported 11 Mar 2026
origin
NVD
Vulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
record
confidence 0.95 · created 2026-10-18 10:04Z · updated 2026-10-18 10:04Z

Lane, AI role, categories and severity come from the classifier; the OWASP and ATLAS rows are derived from the categories. How these are assigned

Copy a brief

This record as a short Markdown brief, for a ticket, a chat or a coding agent.

the brief as text
# CVE-2026-31862: RCE vulnerability in Cloud CLI Claude Code UI

https://gcdradar.vercel.app/incidents/cve-2026-31862-rce-vulnerability-in-cloud-cli-claude-code-ui · AIR-2026-0986 · closed 2026-03-11

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Fix status unknown
- First reported: 2026-03-11
- AI role: Attack on AI
- Products: Claude Code UI, Claude Code, Cursor CLI, Codex, Gemini-CLI
- CVE ids: CVE-2026-31862
- CVSS: 9.1

## Summary

Cloud CLI contains a command injection vulnerability due to improper input sanitization in Git-related API endpoints. An authenticated attacker can execute arbitrary OS commands, which was patched in version 1.24.0.

## What to do

No action recorded; read the sources below and the vendor's advisory.

## Latest updates

- 2026-03-11: CVE-2026-31862: Cloud CLI (aka Claude Code UI) is a desktop and mobile UI for Claude Code, Cursor CLI, Codex, and Gemini-CLI. (https://nvd.nist.gov/vuln/detail/CVE-2026-31862)

## Sources

- 2026-03-11 NVD: CVE-2026-31862: Cloud CLI (aka Claude Code UI) is a desktop and mobile UI for Claude Code, Cursor CLI, Codex, and Gemini-CLI. https://nvd.nist.gov/vuln/detail/CVE-2026-31862

Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.

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