CVE-2026-92359
A security flaw has been discovered in ag-ui-protocol ag-ui 0.3.0. The affected element is the function create_strands_app of the file integrations/aws-strands/python/src/ag_ui_strands/utils.py of the component CORSMiddleware. The manipulation results in permissive cross-domain policy with untrusted domains. The attack may be launched remotely. The attack requires a high level of complexity. The exploitability is described as difficult. Upgrading to version AGUI.Abstractions@0.0.6 is sufficient to fix this issue. The patch is identified as 9b143b9668fa52c2054ede9d34a45ac4b4401089. It is suggested to upgrade the affected component.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/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: 2.3
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.27%
- Percentil entre todas las CVEs puntuadas: 18
- Fecha de la puntuación: 5/10/2026
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).
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-346, CWE-942
Referencias
- https://github.com/ag-ui-protocol/ag-ui/
- https://github.com/ag-ui-protocol/ag-ui/commit/9b143b9668fa52c2054ede9d34a45ac4b4401089
- https://github.com/ag-ui-protocol/ag-ui/issues/2433
- https://github.com/ag-ui-protocol/ag-ui/pull/2492
- https://github.com/ag-ui-protocol/ag-ui/releases/tag/AGUI.Abstractions%400.0.6
- https://vuldb.com/cve/CVE-2026-92359
- https://vuldb.com/submit/934120
- https://vuldb.com/vuln/405445
- https://vuldb.com/vuln/405445/cti
JSON original (NVD)
Mostrar
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"published": "2026-09-16T13:18:08.873",
"references": [
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"source": "cna@vuldb.com"
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"source": "cna@vuldb.com"
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"weaknesses": [
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"description": [
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"lang": "en",
"value": "CWE-346"
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{
"lang": "en",
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],
"descriptions": [
{
"lang": "en",
"value": "A security flaw has been discovered in ag-ui-protocol ag-ui 0.3.0. The affected element is the function create_strands_app of the file integrations/aws-strands/python/src/ag_ui_strands/utils.py of the component CORSMiddleware. The manipulation results in permissive cross-domain policy with untrusted domains. The attack may be launched remotely. The attack requires a high level of complexity. The exploitability is described as difficult. Upgrading to version AGUI.Abstractions@0.0.6 is sufficient to fix this issue. The patch is identified as 9b143b9668fa52c2054ede9d34a45ac4b4401089. It is suggested to upgrade the affected component."
},
{
"lang": "es",
"value": "Se ha descubierto una falla de seguridad en ag-ui-protocol ag-ui 0.3.0. El elemento afectado es la función create_strands_app del archivo integrations/aws-strands/python/src/ag_ui_strands/utils.py del componente CORSMiddleware. La manipulación resulta en una política de dominio cruzado permisiva con dominios no confiables. El ataque puede ser lanzado remotamente. El ataque requiere un alto nivel de complejidad. La explotabilidad se describe como difícil. Actualizar a la versión AGUI.Abstractions@0.0.6 es suficiente para solucionar este problema. El parche se identifica como 9b143b9668fa52c2054ede9d34a45ac4b4401089. Se sugiere actualizar el componente afectado."
}
],
"lastModified": "2026-09-23T11:10:00.187",
"sourceIdentifier": "cna@vuldb.com"
}