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Claude Code, Codex CLI, and Gemini CLI release security and permission updates

By PulseAugur Editorial · [1 sources] ·

This week's updates for Claude Code, Codex CLI, and Gemini CLI focused on security and permission fixes. Claude Code released versions 2.1.268 and 2.1.269, with 2.1.268 being particularly important for addressing two critical issues where deny rules were bypassed. These fixes are crucial for users who rely on deny rules to protect sensitive code. Additionally, Codex CLI 0.154.0 removed the `codex mcp-server` entry point and introduced experimental worktree support, while Gemini CLI 0.59.0 included security fixes related to MCP. AI

IMPACT These updates enhance the security and reliability of developer tools that integrate with AI models, ensuring safer code development workflows.

RANK_REASON This cluster reports on minor version updates and bug fixes for developer tools, not a new frontier model release or significant industry event.

Read on dev.to — Claude Code tag →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Claude Code, Codex CLI, and Gemini CLI release security and permission updates

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27 / 100
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Newsworthiness bucket
Tool
This cluster reports on minor version updates and bug fixes for developer tools, not a new frontier model release or significant industry event.
Source corroboration
Single-source cluster
Only one publisher covered this so far. Single-source stories can still rank when the publisher is high-authority, but they lack cross-source corroboration.
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product
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AI-industry relevance
High
Clearly on-topic for AI-industry coverage.
Story freshness
Breaking (< 6h)
Fresh story with cross-source coverage still developing. Ranking may shift as more sources report.

Full methodology in our editorial standards.

COVERAGE [1]

  1. dev.to — Claude Code tag TIER_1 English(EN) · aicoding-guide ·

    This week in Claude Code, Codex and Gemini CLI (week of September 13, 2026)

    <p><em>Originally published at <a href="https://aicoding-guide.com/en/posts/weekly-2026-09-13/" rel="noopener noreferrer">https://aicoding-guide.com</a>.</em></p> <p>This week was light on features and heavy on <strong>closing permission and security gaps</strong> across all thre…

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