Codex MCP Server by cexll
by cexllCodex Mcp Server
Codex MCP Server is an open-source mcp server by cexll, written mainly in TypeScript, with 176 GitHub stars and the MIT license. Its code was last updated Jun 6, 2026.
Scan summary: scanned Nov 5, 2026 at commit 19fbc1b. No capabilities flagged by our checks. Scan policy
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19fbc1b · Nov 5, 2026 ScannedStatic, secrets and dependency checks completed with no critical findings. BuildsIt installed from a fresh machine. BootsIt started, and MCP servers answered the protocol handshake. No undeclared egressWhile running it only contacted the domains it declared. ReproducibleEarned in this scan.
Passed. This check ran and found nothing it flags.Static code scanpassPassed. This check ran and found nothing it flags.
Passed. This check ran and found nothing it flags.Secrets scanpassPassed. This check ran and found nothing it flags.
Warning. This check found something worth reading in the findings below. It is not proof of a problem.Dependency audit78 known vulnerabilitieswarnWarning. This check found something worth reading in the findings below. It is not proof of a problem.
Warning. This check found something worth reading in the findings below. It is not proof of a problem.ManifestnonewarnWarning. This check found something worth reading in the findings below. It is not proof of a problem.
Passed. This check ran and found nothing it flags.BuildpassPassed. This check ran and found nothing it flags.
Passed. This check ran and found nothing it flags.Boot & handshake8 toolspassPassed. This check ran and found nothing it flags.
Passed. This check ran and found nothing it flags.Network egresspassPassed. This check ran and found nothing it flags.
Passed. This check ran and found nothing it flags.Reproducible (×3)passPassed. This check ran and found nothing it flags.
Findings (23)
- mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.@modelcontextprotocol/sdk@0.6.1: 2 known vulnerabilitiesGHSA-6prh-2h8m-c8cw, GHSA-w48q-cv73-mx4w
package-lock.json - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.@vue/server-renderer@3.5.17: 1 known vulnerabilityGHSA-g2v6-rqmx-r4w6
package-lock.json - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.brace-expansion@2.0.2: 7 known vulnerabilitiesGHSA-3jxr-9vmj-r5cp, GHSA-6j4f-fj2g-mc7p, GHSA-f886-m6hf-6m8v, GHSA-mh99-v99m-4gvg, GHSA-q2hr-2g5m-vwhr +2 more
package-lock.json - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.dompurify@3.2.6: 22 known vulnerabilitiesGHSA-39q2-94rc-95cp, GHSA-55q2-fjhq-7xh7, GHSA-6688-9rhm-gjv2, GHSA-76mc-f452-cxcm, GHSA-c2j3-45gr-mqc4 +17 more
package-lock.json - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.glob@10.4.5: 2 known vulnerabilitiesGHSA-3g3m-2fjr-6pw4, GHSA-5j98-mcp5-4vw2
package-lock.json - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.lodash@4.17.21: 2 known vulnerabilitiesGHSA-r5fr-rjxr-66jc, GHSA-xxjr-mmjv-4gpg
package-lock.json - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.lodash-es@4.17.21: 2 known vulnerabilitiesGHSA-r5fr-rjxr-66jc, GHSA-xxjr-mmjv-4gpg
package-lock.json - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.minimatch@5.1.6: 3 known vulnerabilitiesGHSA-23c5-xmqv-rm74, GHSA-3ppc-4f35-3m26, GHSA-7r86-cg39-jmmj
package-lock.json - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.minimatch@9.0.5: 4 known vulnerabilitiesGHSA-23c5-xmqv-rm74, GHSA-3ppc-4f35-3m26, GHSA-7r86-cg39-jmmj, GHSA-g3hv-75wg-m249
package-lock.json - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.nanoid@3.3.11: 3 known vulnerabilitiesGHSA-28wg-ghj8-5hjv, GHSA-2v37-7h3g-55p8, GHSA-xwg4-73v4-xw9w
package-lock.json - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.postcss@8.5.6: 4 known vulnerabilitiesGHSA-6g55-p6wh-862q, GHSA-fxqj-rqcc-2cmp, GHSA-qx2v-qp2m-jg93, GHSA-r28c-9q8g-f849
package-lock.json - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.preact@10.26.9: 1 known vulnerabilityGHSA-36hm-qxxp-pg3m
package-lock.json - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.rollup@4.44.1: 1 known vulnerabilityGHSA-mw96-cpmx-2vgc
package-lock.json - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.source-map-js@1.2.1: 1 known vulnerabilityGHSA-68fv-2mgg-jv7q
package-lock.json - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.uuid@11.1.0: 1 known vulnerabilityGHSA-w5hq-g745-h8pq
package-lock.json - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.vite@5.4.20: 9 known vulnerabilitiesGHSA-4w7w-66w2-5vf9, GHSA-587h-7wmj-h5pm, GHSA-698v-4r3x-3vcv, GHSA-93m4-6634-74q7, GHSA-9jrq-w75r-8gcw +4 more
package-lock.json - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.zod@3.25.76: 1 known vulnerabilityGHSA-mrhx-c7xc-m3w5
package-lock.json - lowLow. Minor, or common in normal tools. Shown for information.Possible example credential in docs/tests: generic-api-key3 matches in this file
docs/api/tools/fetch-chunk.md:58 - lowLow. Minor, or common in normal tools. Shown for information.esbuild@0.21.5: 1 known vulnerabilityGHSA-67mh-4wv8-2f99
package-lock.json - lowLow. Minor, or common in normal tools. Shown for information.katex@0.16.22: 1 known vulnerabilityGHSA-238p-pmpm-9mq7
package-lock.json - lowLow. Minor, or common in normal tools. Shown for information.mdast-util-to-hast@13.2.0: 1 known vulnerabilityGHSA-4fh9-h7wg-q85m
package-lock.json - lowLow. Minor, or common in normal tools. Shown for information.mermaid@11.11.0: 9 known vulnerabilitiesGHSA-2v8p-3f2j-5mp7, GHSA-3rrr-jr9j-h3q3, GHSA-6m6c-36f7-fhxh, GHSA-6x64-9x62-f2gx, GHSA-87f9-hvmw-gh4p +4 more
package-lock.json - lowLow. Minor, or common in normal tools. Shown for information.No manifest declaring network access and environment variables (agent.json)
Network activity
During install
registry.npmjs.org
While running
No connections
Tools exposed (8)
ask-codexExecute Codex CLI with file analysis (@syntax), model selection, and safety controls. Supports changeMode.
batch-codexDelegate multiple atomic tasks to Codex for batch processing. Ideal for repetitive operations, mass refactoring, and automated code transformations
pingEcho
Helpreceive help information
versionDisplay version and system information
brainstormGenerate creative ideas using structured frameworks with domain context and feasibility analysis.
fetch-chunkRetrieves cached chunks from a changeMode response. Use this to get subsequent chunks after receiving a partial changeMode response.
timeout-testTest timeout prevention by running for a specified duration
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