CVE-2021-22199
Estado: ModificadaMedia (5.4)—
Se ha detectado un problema en GitLab que afecta a todas las versiones a partir de la 12.9. GitLab era vulnerable a un ataque de tipo XSS almacenado si etiquetas de ámbito eran usadas
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- Puntuación base: 5.4
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.92%
- Percentil entre todas las CVEs puntuadas: 59
- 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-79
Referencias
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22199.json
- https://gitlab.com/gitlab-org/gitlab/-/issues/291004
- https://hackerone.com/reports/1050189
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22199.json
- https://gitlab.com/gitlab-org/gitlab/-/issues/291004
- https://hackerone.com/reports/1050189
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-22199",
"cveTags": [],
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"vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
"authentication": "SINGLE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "NONE",
"confidentialityImpact": "NONE"
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"impactScore": 2.9,
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"integrityImpact": "NONE",
"userInteraction": "REQUIRED",
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],
"published": "2021-04-22T22:15:11.957",
"references": [
{
"url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22199.json",
"tags": [
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"source": "cve@gitlab.com"
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{
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"tags": [
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{
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"tags": [
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"source": "af854a3a-2127-422b-91ae-364da2661108"
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{
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"vulnStatus": "Modified",
"weaknesses": [
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"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "An issue has been discovered in GitLab affecting all versions starting with 12.9. GitLab was vulnerable to a stored XSS if scoped labels were used."
},
{
"lang": "es",
"value": "Se ha detectado un problema en GitLab que afecta a todas las versiones a partir de la 12.9. GitLab era vulnerable a un ataque de tipo XSS almacenado si etiquetas de ámbito eran usadas"
}
],
"lastModified": "2026-06-17T03:36:47.307",
"configurations": [
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}