CVE-2021-22172
Estado: ModificadaMedia (4.3)—
Una autorización inapropiada en GitLab versión 12.8+, permite a un usuario invitado en un proyecto privado visualizar datos de etiquetas que deberían ser inaccesibles en la página de lanzamientos
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- Puntuación base: 4.3
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.02%
- Percentil entre todas las CVEs puntuadas: 62
- Fecha de la puntuación: 8/10/2026
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)
CWE
- CWE-200
Referencias
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22172.json
- https://gitlab.com/gitlab-org/gitlab/-/issues/212911
- https://hackerone.com/reports/833334
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22172.json
- https://gitlab.com/gitlab-org/gitlab/-/issues/212911
- https://hackerone.com/reports/833334
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-22172",
"cveTags": [],
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"source": "nvd@nist.gov",
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"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
}
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"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
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{
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
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"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
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},
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"exploitabilityScore": 2.8
}
]
},
"affected": [
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}
],
"published": "2021-03-26T20:15:12.127",
"references": [
{
"url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22172.json",
"tags": [
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],
"source": "cve@gitlab.com"
},
{
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"tags": [
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{
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"tags": [
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},
{
"url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22172.json",
"tags": [
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],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/212911",
"tags": [
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],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
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],
"source": "af854a3a-2127-422b-91ae-364da2661108"
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],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-200"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Improper authorization in GitLab 12.8+ allows a guest user in a private project to view tag data that should be inaccessible on the releases page"
},
{
"lang": "es",
"value": "Una autorización inapropiada en GitLab versión 12.8+, permite a un usuario invitado en un proyecto privado visualizar datos de etiquetas que deberían ser inaccesibles en la página de lanzamientos"
}
],
"lastModified": "2026-06-17T03:36:44.293",
"configurations": [
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"sourceIdentifier": "cve@gitlab.com"
}