# CVE-2026-105137: Laradock Build Process Dockerfile code download

Status: published. Published: 2026-10-04. Updated: 2026-11-07.

A vulnerability was found in Laradock up to 20.4. Impacted is an unknown function of the file workspace/Dockerfile of the component Build Process. The manipulation results in download of code without integrity check. The attack can be launched remotely. A high complexity level is associated with this attack. The exploitability is considered difficult. The exploit has been made public and could be used. Upgrading to version 20.5 is recommended to address this issue. The patch is identified as c3494f432668472056aa0a9134ff4e0d9d2e8cea. You should upgrade the affected component. The vendor confirms: "The fix replaces the reported plaintext Event and New Relic downloads with HTTPS-only downloads and checks pinned SHA-256 hashes before extracting the archives. We also fixed the Event download in the PHP-FPM Dockerfile, in addition to the locations you identified."

## Remediation

- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulDB) — https://github.com/laradock/laradock/pull/3853
- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulDB) — https://github.com/laradock/laradock/commit/c3494f432668472056aa0a9134ff4e0d9d2e8cea
- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulDB) — https://github.com/laradock/laradock/releases/tag/v20.5

## Affected products and versions

- n/a / Laradock: 20.0 (affected); 20.1 (affected); 20.2 (affected); 20.3 (affected); 20.4 (affected); 20.5 (unaffected). Source: CNA: VulDB

## Severity and prioritization

- CVSS 4.0: 2.3 (low); CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P; source: CNA: VulDB

- CVSS 3.1: 5 (medium); CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C; source: CNA: VulDB

- CVSS 3.0: 5 (medium); CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C; source: CNA: VulDB

- CVSS 2.0: 5.1 (medium); AV:N/AC:H/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C; source: CNA: VulDB

- CISA KEV: No listing in collected sources

- EPSS: 0.13% as of 2026-11-06; percentile 2.84%

- SSVC: exploitation poc; automatable no; technical impact partial; source ADP: CISA-ADP

- Weaknesses: CWE-494

## Exploit evidence

- exploit: https://github.com/s4hilpuni4/laradock_build_time_rce_http_download.git (CNA: VulDB)

## References

- https://vuldb.com/vuln/413353 (CNA: VulDB; vdb-entry)

- https://vuldb.com/vuln/413353/cti (CNA: VulDB; signature, permissions-required)

- https://vuldb.com/cve/CVE-2026-105137 (CNA: VulDB; third-party-advisory)

- https://vuldb.com/submit/944355 (CNA: VulDB; third-party-advisory)

- https://github.com/s4hilpuni4/laradock_build_time_rce_http_download.git (CNA: VulDB; exploit)

- https://github.com/laradock/laradock/pull/3853 (CNA: VulDB; issue-tracking, patch)

- https://github.com/laradock/laradock/commit/c3494f432668472056aa0a9134ff4e0d9d2e8cea (CNA: VulDB; patch)

- https://github.com/laradock/laradock/releases/tag/v20.5 (CNA: VulDB; patch)

- https://github.com/laradock/laradock/ (CNA: VulDB; product)

## Provenance

- CNA: VulDB: https://www.cve.org/CVERecord?id=CVE-2026-105137; retrieved 2026-11-07; source updated 2026-11-07

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-105137; retrieved 2026-11-07; source updated Not reported

Revision: 6b9671e3103337775b168c6b1a2c9d6cbffd7bc099d6f61ab5bb66a8a71cd90a

Canonical: https://y2.dev/cve/CVE-2026-105137

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search, filters, sort, and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.