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Security Guidance

Anthropic v2.0.19

Security review for Claude-generated code. Pattern-based warnings on edits, LLM-powered diff review on Stop, and an agentic commit reviewer that catches injection, XSS, SSRF, hardcoded secrets, and...

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From the developer

Works with

Claude Code

Description

From the marketplace listing

Security review for Claude-generated code. Pattern-based warnings on edits, LLM-powered diff review on Stop, and an agentic commit reviewer that catches injection, XSS, SSRF, hardcoded secrets, and 25+ other vulnerability classes.

Claude marketplace listing ↗ Source repository ↗

What changed

Nov 10, 2026 · 06:11 UTC

Changed

Catalogs → Official updated; open the comparison for details.

Changed

Github → Version: “2.0.18” → “2.0.19”

View comparison →

Nov 7, 2026 · 12:00 UTC

Changed

Manifest → Version: “2.0.17” → “2.0.18”

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Nov 7, 2026 · 06:00 UTC

Changed

Catalogs → Knowledge work updated; open the comparison for details.

View comparison →

Nov 7, 2026 · 00:08 UTC

Changed

Catalogs → Official updated; open the comparison for details.

Changed

Github → Version: “2.0.17” → “2.0.18”

View comparison →

Oct 28, 2026 · 12:09 UTC

Added

Catalogs → Demo updated; open the comparison for details.

Changed

Catalogs → Knowledge work updated; open the comparison for details.

View comparison →

Oct 27, 2026 · 18:00 UTC

Changed

Web → Id: “wf.6972992d4f368cde2b5f3229” → “directoryPlugin.30660c6c-4a3b-4c48-84d6-917f249343d9”

Changed

Web → Made by: “Anthropic” → “not provided”

Changed

Web → Subheading: “Security hook warns about command injection, XSS, and unsafe code patterns when editing files” → “Security review for Claude-generated code. Pattern-based warnings on edits, LLM-powered diff review on Stop, and an a...”

View comparison →

Oct 27, 2026 · 06:00 UTC

Changed

Catalogs → Official updated; open the comparison for details.

Changed

Github → Version: “2.0.16” → “2.0.17”

View comparison →

Oct 22, 2026 · 06:00 UTC

Changed

Catalogs → Knowledge work updated; open the comparison for details.

View comparison →

Oct 22, 2026 · 00:00 UTC

Changed

Catalogs → Official updated; open the comparison for details.

Changed

Github → Version: “2.0.15” → “2.0.16”

View comparison →

Oct 21, 2026 · 00:00 UTC

Changed

Catalogs → Knowledge work updated; open the comparison for details.

Changed

Catalogs → Official updated; open the comparison for details.

Changed

Github → Version: “2.0.14” → “2.0.15”

View comparison →

Oct 19, 2026 · 18:00 UTC

Changed

Catalogs → Knowledge work updated; open the comparison for details.

View comparison →

Oct 16, 2026 · 00:00 UTC

Changed

Catalogs → Official updated; open the comparison for details.

Changed

Github → Version: “2.0.13” → “2.0.14”

View comparison →

Files & skills

security-guidance · catalog manifest

Saved declaration

{
  "name": "security-guidance",
  "author": {
    "name": "Anthropic",
    "email": "support@anthropic.com"
  },
  "source": "./plugins/security-guidance",
  "version": "2.0.19",
  "category": "security",
  "homepage": "https://github.com/anthropics/claude-plugins-official/tree/main/plugins/security-guidance",
  "description": "Security review for Claude-generated code. Pattern-based warnings on edits, LLM-powered diff review on Stop, and an agentic commit reviewer that catches injection, XSS, SSRF, hardcoded secrets, and 25+ other vulnerability classes."
}
security-guidance · catalog manifest

Saved declaration

{
  "name": "security-guidance",
  "author": {
    "name": "Anthropic",
    "email": "support@anthropic.com"
  },
  "source": {
    "ref": "main",
    "url": "https://github.com/anthropics/claude-plugins-official.git",
    "path": "plugins/security-guidance",
    "source": "git-subdir"
  },
  "category": "security",
  "description": "Security review for Claude-generated code. Pattern-based warnings on edits, LLM-powered diff review on Stop, and an agentic commit reviewer that catches injection, XSS, SSRF, hardcoded secrets, and 25+ other vulnerability classes."
}
security-guidance · catalog manifest

Saved declaration

{
  "name": "security-guidance",
  "source": {
    "ref": "main",
    "sha": "c07c748f1c680734a813eefd909bc073f8a9103f",
    "url": "https://github.com/anthropics/claude-plugins-official.git",
    "path": "plugins/security-guidance",
    "source": "git-subdir"
  },
  "category": "security",
  "homepage": "https://github.com/anthropics/claude-plugins-official/tree/main/plugins/security-guidance",
  "description": "Security review for Claude-generated code. Pattern-based warnings on edits, LLM-powered diff review on Stop, and an agentic commit reviewer that catches injection, XSS, SSRF, hardcoded secrets, and 25+ other vulnerability classes.",
  "displayName": "Security Guidance"
}
security-guidance · catalog manifest

Saved declaration

{
  "name": "security-guidance",
  "author": {
    "name": "David Dworken",
    "email": "dworken@anthropic.com"
  },
  "version": "2.0.18",
  "homepage": "https://github.com/anthropics/claude-plugins-official/tree/main/plugins/security-guidance",
  "description": "Security review for Claude-generated code. Pattern-based warnings on edits, LLM-powered diff review on Stop, and an agentic commit reviewer that catches injection, XSS, SSRF, hardcoded secrets, and 25+ other vulnerability classes."
}

plugin.json observed Nov 7, 2026 · 11:15 UTC. Manifest source ↗

Catalog declarations and available plugin.json metadata are saved. Referenced skills and executable source files are not downloaded or tested. Missing components in a manifest do not prove that the plugin has none.

Installation instructions

Demo

/plugin marketplace add anthropics/claude-code
/plugin install security-guidance@claude-code-plugins

Official

/plugin install security-guidance@claude-plugins-official

Knowledge Work

/plugin marketplace add anthropics/knowledge-work-plugins
/plugin install security-guidance@knowledge-work-plugins

Claude Code installation documentation

Technical details
Sources
Claude Marketplace · Demo · Official · Knowledge Work
First seen
Oct 3, 2026 · 21:29 UTC
Last seen
Nov 10, 2026 · 06:11 UTC
Latest observed change
Nov 10, 2026 · 06:11 UTC
Collection status
Listed
Reported installs
241,800
Source badge
Anthropic verified, as displayed by Claude Marketplace.

Installation counts are source-reported, not independently verified active users. Observation dates are not release dates.

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Plugin history: freshly prepared. Prepared . Refreshed when catalog data changes or after 6 hours. Your account and Follow status are live.