CVE-2026-62240
CrewAI before 1.15.1 contains a server-side request forgery vulnerability in the validate_url function that performs one-shot DNS resolution and blocklist checks before returning the original URL unchanged. Attackers can bypass the security filter by supplying URLs that redirect to internal addresses or use DNS rebinding techniques to access internal services and cloud metadata endpoints.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Puntuación base: 8.3
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.52%
- Percentil entre todas las CVEs puntuadas: 42
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1203Exploitation for Client Executionexecution75 % - Impacto principal
T1090.004Domain Frontingcommand and control80 % - Impacto secundario
T1552.005Cloud Instance Metadata APIcredential access70 %
Requiere interacción del usuario (UI:P) para enviar URLs malformadas. SSRF mediante DNS rebinding/redirecciones accede a servicios internos y metadatos en la nube (VC:H).
Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.
🛡️ Mitigaciones ATT&CK que cubren estas técnicas
Tecnologías afectadas (1)
CWE
- CWE-918
Referencias
- https://github.com/crewAIInc/crewAI/commit/5d4851eac797cafc45b726f65747fe2c9520fc42
- https://github.com/crewAIInc/crewAI/issues/6520
- https://github.com/crewAIInc/crewAI/pull/6331
- https://github.com/crewAIInc/crewAI/releases/tag/1.15.1
- https://www.vulncheck.com/advisories/crewai-ssrf-filter-bypass-via-http-redirect-in-scrape-tools
JSON original (NVD)
Mostrar
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