FKIE_CVE-2026-23794
Vulnerability from fkie_nvd - Published: 2026-02-03 16:16 - Updated: 2026-06-17 10:22
Severity
Summary
Reflected XSS in Apache Syncope's Enduser Login page.
An attacker that tricks a legitimate user into clicking a malicious link and logging in to Syncope Enduser could steal that user's credentials.
This issue affects Apache Syncope: from 3.0 through 3.0.15, from 4.0 through 4.0.3.
Users are recommended to upgrade to version 3.0.16 / 4.0.4, which fix this issue.
References
| URL | Tags | ||
|---|---|---|---|
| security@apache.org | https://lists.apache.org/thread/7h30ghqdsf3spl3h7gdmscxofrm8ygjo | Mailing List, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | http://www.openwall.com/lists/oss-security/2026/02/02/1 | Mailing List, Third Party Advisory |
{
"affected": [
{
"affectedData": [
{
"collectionURL": "https://repo.maven.apache.org/maven2",
"defaultStatus": "unaffected",
"packageName": "org.apache.syncope.client.idrepo:syncope-client-idrepo-common-ui",
"product": "Apache Syncope",
"vendor": "Apache Software Foundation",
"versions": [
{
"lessThanOrEqual": "3.0.15",
"status": "affected",
"version": "3.0",
"versionType": "semver"
},
{
"lessThanOrEqual": "4.0.3",
"status": "affected",
"version": "4.0",
"versionType": "semver"
}
]
}
],
"source": "security@apache.org"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:apache:syncope:*:*:*:*:*:*:*:*",
"matchCriteriaId": "E48D90FB-E49B-4FD5-B184-3049D3087635",
"versionEndExcluding": "3.0.16",
"versionStartIncluding": "3.0.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:apache:syncope:*:*:*:*:*:*:*:*",
"matchCriteriaId": "877C8861-D17C-4BBE-A0C0-E3FDACB7CF9C",
"versionEndExcluding": "4.0.4",
"versionStartIncluding": "4.0.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Reflected XSS in Apache Syncope\u0027s Enduser Login page.\nAn attacker that tricks a legitimate user into clicking a malicious link and logging in to Syncope Enduser could steal that user\u0027s credentials.\n\nThis issue affects Apache Syncope: from 3.0 through 3.0.15, from 4.0 through 4.0.3.\n\nUsers are recommended to upgrade to version 3.0.16 / 4.0.4, which fix this issue."
},
{
"lang": "es",
"value": "XSS Reflejado en la p\u00e1gina de inicio de sesi\u00f3n de usuario final de Apache Syncope.\nUn atacante que enga\u00f1a a un usuario leg\u00edtimo para que haga clic en un enlace malicioso y se conecte a Syncope Enduser podr\u00eda robar las credenciales de ese usuario.\n\nEste problema afecta a Apache Syncope: desde la 3.0 hasta la 3.0.15, desde la 4.0 hasta la 4.0.3.\n\nSe recomienda a los usuarios actualizar a la versi\u00f3n 3.0.16 / 4.0.4, que corrige este problema."
}
],
"id": "CVE-2026-23794",
"lastModified": "2026-06-17T10:22:06.513",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.8,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.3,
"impactScore": 4.0,
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-23794",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-02-03T16:01:19.601825Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-02-03T16:16:13.183",
"references": [
{
"source": "security@apache.org",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.apache.org/thread/7h30ghqdsf3spl3h7gdmscxofrm8ygjo"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://www.openwall.com/lists/oss-security/2026/02/02/1"
}
],
"sourceIdentifier": "security@apache.org",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-79"
}
],
"source": "security@apache.org",
"type": "Secondary"
}
]
}
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Sightings
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Nomenclature
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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
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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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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