CVE-2021-22936
Estado: ModificadaMedia (6.1)—
A vulnerability in Pulse Connect Secure before 9.1R12 could allow a threat actor to perform a cross-site script attack against an authenticated administrator via an unsanitized web parameter.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Puntuación base: 6.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.85%
- Percentil entre todas las CVEs puntuadas: 57
- Fecha de la puntuación: 6/10/2026
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 (2)
CWE
- CWE-79
- CWE-79
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-22936",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4.3,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "NONE",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 6.1,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 2.7,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "support@hackerone.com",
"affectedData": [
{
"vendor": "n/a",
"product": "Pulse Connect Secure",
"versions": [
{
"status": "affected",
"version": "Fixed in 9.1R12"
}
]
}
]
}
],
"published": "2021-08-16T19:15:13.627",
"references": [
{
"url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44858/?kA23Z000000L6oySAC",
"tags": [
"Vendor Advisory"
],
"source": "support@hackerone.com"
},
{
"url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44858/?kA23Z000000L6oySAC",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "support@hackerone.com",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in Pulse Connect Secure before 9.1R12 could allow a threat actor to perform a cross-site script attack against an authenticated administrator via an unsanitized web parameter."
},
{
"lang": "es",
"value": "Una vulnerabilidad en Pulse Connect Secure, versiones anteriores a 9.1R12, podría permitir a un actor de amenazas llevar a cabo un ataque de tipo cross-site script contra un administrador autenticado por medio de un parámetro web no digitalizado."
}
],
"lastModified": "2026-06-17T03:38:03.793",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:ivanti:connect_secure:9.1:-:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4F450898-0B06-4073-9B76-BF22F68BD14F"
},
{
"criteria": "cpe:2.3:a:ivanti:connect_secure:9.1:r1.0:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "130C8955-BDA4-4518-8EBA-740EB08FC3E4"
},
{
"criteria": "cpe:2.3:a:ivanti:connect_secure:9.1:r10.0:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "5AA4B39F-2FB9-4752-B1F1-18812B0990B4"
},
{
"criteria": "cpe:2.3:a:ivanti:connect_secure:9.1:r11.0:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "ABD840BF-944E-4F4C-96DC-0256286338F6"
},
{
"criteria": "cpe:2.3:a:ivanti:connect_secure:9.1:r2.0:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4E2D041D-9BDD-416D-B658-1C517C854104"
},
{
"criteria": "cpe:2.3:a:ivanti:connect_secure:9.1:r3.0:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7155EB34-E8E0-49AF-BDA2-FB4BFA44662E"
},
{
"criteria": "cpe:2.3:a:ivanti:connect_secure:9.1:r4.0:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "25EE614A-5F32-4CA9-998A-4FAF16DC100C"
},
{
"criteria": "cpe:2.3:a:ivanti:connect_secure:9.1:r5.0:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F49EE829-A2CD-491E-BFC3-7888491D7C58"
},
{
"criteria": "cpe:2.3:a:ivanti:connect_secure:9.1:r6.0:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "2254DDF1-7FF3-49E1-8826-91F49A6794F8"
},
{
"criteria": "cpe:2.3:a:ivanti:connect_secure:9.1:r7.0:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B8EA4DA8-CD09-41AC-ADCB-27CF771C016B"
},
{
"criteria": "cpe:2.3:a:ivanti:connect_secure:9.1:r8.0:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4D6CECCB-18BA-4219-95A2-2525A2BDCE36"
},
{
"criteria": "cpe:2.3:a:ivanti:connect_secure:9.1:r9.0:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B7006C07-0E3F-4890-A1B3-533E10924D49"
},
{
"criteria": "cpe:2.3:a:pulsesecure:pulse_connect_secure:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "43AF1D62-D827-4495-A4B0-CCA0C2BEE68F",
"versionEndExcluding": "9.1"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "support@hackerone.com"
}