CVE-2026-55255
langflow-ai langflow 취약점
- 대응 우선순위
- 최우선
- CVSS
- 8.4
- EPSS
- 0.23% 백분위 14.1% · 2026.07.07 기준
- CISA KEV
- 등록
- 조치 기한
- 2026.07.10
- 공개일
- 2026.06.24
CISA KEV에 등록된 실제 악용 확인 취약점
Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.9.1, an Insecure Direct Object Reference (IDOR) vulnerability in /api/v1/responses endpoint allows an authenticated attacker to execute any flow belonging to another user by specifying the victim's flow ID in the request. This vulnerability is fixed in 1.9.1.
제품 langflow-ai langflow
영향 버전 langflow-ai langflow < 1.9.1, < 1.9.2
수정 버전 langflow-ai langflow 1.9.2
확인방법, 조치방안, 조치 후 확인사항을 요약해 제공합니다.
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
조치 기한: 2026.07.10langflow-ai langflow의 현재 전체 버전이 공식 영향 범위(langflow-ai langflow < 1.9.1, < 1.9.2)에 포함되는지 확인합니다. OS를 선택하면 해당 OS의 제품·패키지·KB·APAR 확인 명령만 표시됩니다.
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
패치 후 같은 명령으로 전체 버전을 다시 확인해 langflow-ai langflow 1.9.2 기준을 충족하는지 확인합니다. 이어서 접근통제 오류 관련 오류·공격 흔적이 새로 발생하지 않는지 확인합니다.
CVSS 벡터 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L
CWE CWE-639
KEV 등록일 2026.07.07
랜섬웨어 캠페인 사용 미확인
CISA 비고 https://github.com/langflow-ai/langflow/security/advisories/GHSA-qrpv-q767-xqq2 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-55255
EPSS 데이터 기준일 2026.07.07