FKIE_CVE-2026-12198
Vulnerability from fkie_nvd - Published: 2026-06-15 00:16 - Updated: 2026-07-24 12:10
Severity
Summary
A weakness has been identified in Microweber up to 2.0.20. This affects the function userfiles_path of the file /api_nosession/thumbnail_img of the component API Endpoint. Executing a manipulation of the argument cache_path_relative can lead to path traversal. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
References
Impacted products
| Vendor | Product | Version |
|---|
{
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:microweber:microweber:*:*:*:*:*:*:*:*"
],
"modules": [
"API Endpoint"
],
"product": "Microweber",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "2.0.0"
},
{
"status": "affected",
"version": "2.0.1"
},
{
"status": "affected",
"version": "2.0.2"
},
{
"status": "affected",
"version": "2.0.3"
},
{
"status": "affected",
"version": "2.0.4"
},
{
"status": "affected",
"version": "2.0.5"
},
{
"status": "affected",
"version": "2.0.6"
},
{
"status": "affected",
"version": "2.0.7"
},
{
"status": "affected",
"version": "2.0.8"
},
{
"status": "affected",
"version": "2.0.9"
},
{
"status": "affected",
"version": "2.0.10"
},
{
"status": "affected",
"version": "2.0.11"
},
{
"status": "affected",
"version": "2.0.12"
},
{
"status": "affected",
"version": "2.0.13"
},
{
"status": "affected",
"version": "2.0.14"
},
{
"status": "affected",
"version": "2.0.15"
},
{
"status": "affected",
"version": "2.0.16"
},
{
"status": "affected",
"version": "2.0.17"
},
{
"status": "affected",
"version": "2.0.18"
},
{
"status": "affected",
"version": "2.0.19"
},
{
"status": "affected",
"version": "2.0.20"
}
]
}
],
"source": "cna@vuldb.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A weakness has been identified in Microweber up to 2.0.20. This affects the function userfiles_path of the file /api_nosession/thumbnail_img of the component API Endpoint. Executing a manipulation of the argument cache_path_relative can lead to path traversal. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way."
},
{
"lang": "es",
"value": "Se ha identificado una debilidad en Microweber hasta la versi\u00f3n 2.0.20. Esto afecta a la funci\u00f3n userfiles_path del archivo /api_nosession/thumbnail_img del componente API Endpoint. La ejecuci\u00f3n de una manipulaci\u00f3n del argumento cache_path_relative puede conducir a un salto de ruta. Es posible lanzar el ataque remotamente. El exploit se ha puesto a disposici\u00f3n del p\u00fablico y podr\u00eda ser utilizado para ataques. Se contact\u00f3 al proveedor con antelaci\u00f3n sobre esta divulgaci\u00f3n, pero no respondi\u00f3 de ninguna manera."
}
],
"id": "CVE-2026-12198",
"lastModified": "2026-07-24T12:10:00.210",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 7.5,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "cna@vuldb.com",
"type": "Secondary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 7.3,
"baseSeverity": "HIGH",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.4,
"source": "cna@vuldb.com",
"type": "Secondary"
}
],
"cvssMetricV40": [
{
"cvssData": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"availabilityRequirement": "NOT_DEFINED",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityRequirement": "NOT_DEFINED",
"exploitMaturity": "PROOF_OF_CONCEPT",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/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",
"version": "4.0",
"vulnAvailabilityImpact": "LOW",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "LOW",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "cna@vuldb.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-12198",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-06-15T10:35:56.376090Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-06-15T00:16:43.803",
"references": [
{
"source": "cna@vuldb.com",
"url": "https://github.com/microweber/microweber/"
},
{
"source": "cna@vuldb.com",
"url": "https://github.com/microweber/microweber/issues/1172"
},
{
"source": "cna@vuldb.com",
"url": "https://github.com/whuHouYF/microweber-vuldb-disclosure-2026/blob/991630c494a99c70a96e456992a04de2ecb5a1e1/reports/microweber-path-traversal.md"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/cve/CVE-2026-12198"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/submit/829596"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/370841"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/370841/cti"
}
],
"sourceIdentifier": "cna@vuldb.com",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-22"
}
],
"source": "cna@vuldb.com",
"type": "Secondary"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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