CVE-2026-100884
A vulnerability has been found in Krayin laravel-crm up to 2.2.5. The impacted element is the function Storage::download of the file packages/Webkul/Admin/src/Config/acl.php of the component attachment-download Endpoint. The manipulation of the argument ID leads to improper control of resource identifiers. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2.2.6 is sufficient to resolve this issue. The identifier of the patch is 13d6988cda8d69ece45ee1890effc90a7f21cdc1. It is suggested to upgrade the affected component.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/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: 2.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.48%
- Percentil entre todas las CVEs puntuadas: 39
- 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).
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1210Exploitation of Remote Serviceslateral movement75 % - Impacto principal
T1005Data from Local Systemcollection70 %
CWE-99 (control de identificadores de recursos) en endpoint remoto con autenticación (PR:L) permite acceso a archivos. Vector AV:N/AC:L/PR:L sugiere explotación de servicio remoto T1210. VC:L indica lectura de datos T1005.
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)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-99
Referencias
- https://github.com/carlosalbertotuma/advisory/blob/main/advisory-06-IDOR-Email-Attachment%20Download.md
- https://github.com/krayin/laravel-crm/
- https://github.com/krayin/laravel-crm/commit/13d6988cda8d69ece45ee1890effc90a7f21cdc1
- https://github.com/krayin/laravel-crm/issues/2624
- https://github.com/krayin/laravel-crm/pull/2627
- https://github.com/krayin/laravel-crm/releases/tag/v2.2.6
- https://vuldb.com/cve/CVE-2026-100884
- https://vuldb.com/submit/916218
- https://vuldb.com/vuln/410814
- https://vuldb.com/vuln/410814/cti
JSON original (NVD)
Mostrar
{
"id": "CVE-2026-100884",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-100884",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-09-28T12:54:15.392910Z"
}
}
],
"cvssMetricV2": [
{
"type": "Secondary",
"source": "cna@vuldb.com",
"cvssData": {
"version": "2.0",
"baseScore": 4,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
"authentication": "SINGLE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "NONE",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "cna@vuldb.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 4.3,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
"confidentialityImpact": "LOW"
},
"impactScore": 1.4,
"exploitabilityScore": 2.8
}
],
"cvssMetricV40": [
{
"type": "Secondary",
"source": "cna@vuldb.com",
"cvssData": {
"Safety": "NOT_DEFINED",
"version": "4.0",
"Recovery": "NOT_DEFINED",
"baseScore": 2.1,
"Automatable": "NOT_DEFINED",
"attackVector": "NETWORK",
"baseSeverity": "LOW",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/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",
"exploitMaturity": "PROOF_OF_CONCEPT",
"providerUrgency": "NOT_DEFINED",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "LOW",
"subIntegrityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"vulnAvailabilityImpact": "NONE",
"availabilityRequirement": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"subConfidentialityImpact": "NONE",
"vulnConfidentialityImpact": "LOW",
"confidentialityRequirement": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED"
}
}
]
},
"affected": [
{
"source": "cna@vuldb.com",
"affectedData": [
{
"cpes": [
"cpe:2.3:a:krayin:laravel-crm:*:*:*:*:*:*:*:*"
],
"vendor": "Krayin",
"modules": [
"attachment-download Endpoint"
],
"product": "laravel-crm",
"versions": [
{
"status": "affected",
"version": "2.2.0"
},
{
"status": "affected",
"version": "2.2.1"
},
{
"status": "affected",
"version": "2.2.2"
},
{
"status": "affected",
"version": "2.2.3"
},
{
"status": "affected",
"version": "2.2.4"
},
{
"status": "affected",
"version": "2.2.5"
},
{
"status": "unaffected",
"version": "2.2.6"
}
]
}
]
}
],
"published": "2026-09-27T23:16:58.663",
"references": [
{
"url": "https://github.com/carlosalbertotuma/advisory/blob/main/advisory-06-IDOR-Email-Attachment%20Download.md",
"source": "cna@vuldb.com"
},
{
"url": "https://github.com/krayin/laravel-crm/",
"source": "cna@vuldb.com"
},
{
"url": "https://github.com/krayin/laravel-crm/commit/13d6988cda8d69ece45ee1890effc90a7f21cdc1",
"source": "cna@vuldb.com"
},
{
"url": "https://github.com/krayin/laravel-crm/issues/2624",
"source": "cna@vuldb.com"
},
{
"url": "https://github.com/krayin/laravel-crm/pull/2627",
"source": "cna@vuldb.com"
},
{
"url": "https://github.com/krayin/laravel-crm/releases/tag/v2.2.6",
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/cve/CVE-2026-100884",
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/submit/916218",
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/vuln/410814",
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/vuln/410814/cti",
"source": "cna@vuldb.com"
}
],
"vulnStatus": "Deferred",
"weaknesses": [
{
"type": "Secondary",
"source": "cna@vuldb.com",
"description": [
{
"lang": "en",
"value": "CWE-99"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability has been found in Krayin laravel-crm up to 2.2.5. The impacted element is the function Storage::download of the file packages/Webkul/Admin/src/Config/acl.php of the component attachment-download Endpoint. The manipulation of the argument ID leads to improper control of resource identifiers. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2.2.6 is sufficient to resolve this issue. The identifier of the patch is 13d6988cda8d69ece45ee1890effc90a7f21cdc1. It is suggested to upgrade the affected component."
}
],
"lastModified": "2026-09-28T15:16:04.793",
"sourceIdentifier": "cna@vuldb.com"
}