CVSS 4.0
Вероятност да бъде експлоатирана в следващите 30 дни (EPSS)
Атакува се
в каталога KEV от 25 март 2026
Атакува се в момента
Време до експлоатация
след публикуването
Атакува се по мрежата, без особени условия, без вход и без действие от потребителя.
- Експлоатация: активно се експлоатира
- Атаката може да се автоматизира
Описание
Оригинално описание
Langflow is a tool for building and deploying AI-powered agents and workflows. In versions prior to 1.9.0, the POST /api/v1/build_public_tmp/{flow_id}/flow endpoint allows building public flows without requiring authentication. When the optional data parameter is supplied, the endpoint uses attacker-controlled flow data (containing arbitrary Python code in node definitions) instead of the stored flow data from the database. This code is passed to exec() with zero sandboxing, resulting in unauthenticated remote code execution. This is distinct from CVE-2025-3248, which fixed /api/v1/validate/code by adding authentication. The build_public_tmp endpoint is designed to be unauthenticated (for public flows) but incorrectly accepts attacker-supplied flow data containing arbitrary executable code. This issue has been fixed in version 1.9.0.
Засегнати продукти
- langflow-ai langflow: < 1.9.0
Вид слабост
История
- 20 март 2026 Публикувано
Други уязвимости в langflow-ai langflow
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-33017
- https://nvd.nist.gov/vuln/detail/CVE-2026-33017
- https://github.com/langflow-ai/langflow/security/advisories/GHSA-vwmf-pq79-vjvx
- https://github.com/langflow-ai/langflow/commit/73b6612e3ef25fdae0a752d75b0fabd47328d4f0
- https://github.com/advisories/GHSA-rvqx-wpfh-mfx7
- https://www.sysdig.com/blog/cve-2026-33017-how-attackers-compromised-langflow-ai-pipelines-in-20-hours
- https://medium.com/@aviral23/cve-2026-33017-how-i-found-an-unauthenticated-rce-in-langflow-by-reading-the-code-they-already-dc96cdce5896
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-33017
- https://github.com/langflow-ai/langflow/releases/tag/1.8.2