Vulnerability-Lookup

CVE-2026-22559 (GCVE-0-2026-22559)

Vulnerability from cvelistv5 – Published: 2026-03-24 19:05 – Updated: 2026-03-24 20:20

Summary

An Improper Input Validation vulnerability in UniFi Network Server may allow unauthorized access to an account if the account owner is socially engineered into clicking a malicious link. Affected Products: UniFi Network Server (Version 10.1.85 and earlier) Mitigation: Update UniFi Network Server to Version 10.1.89 or later.

Severity ?

8.8 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE

CWE-20 - Improper Input Validation

Assigner

hackerone

References

URL

Tags

https://community.ui.com/releases/Security-Adviso…

Impacted products

	Vendor	Product	Version
	Ubiquiti Inc	UniFi Network Server	Affected: 10.1.89 , < 10.1.89 (semver)

Show details on NVD website

JSON

To clipboard

{
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                "id": "CVE-2026-22559",
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                    "Technical Impact": "total"
                  }
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                "role": "CISA Coordinator",
                "timestamp": "2026-03-24T20:19:52.263628Z",
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            "descriptions": [
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        },
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          "product": "UniFi Network Server",
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          "versions": [
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              "lessThan": "10.1.89",
              "status": "affected",
              "version": "10.1.89",
              "versionType": "semver"
            }
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      "descriptions": [
        {
          "lang": "en",
          "value": "An Improper Input Validation vulnerability in UniFi Network Server may allow unauthorized access to an account if the account owner is socially engineered into clicking a malicious link.\r\n\r\n\r\nAffected Products:\r\nUniFi Network Server (Version 10.1.85 and earlier) \r\n\r\n\r\nMitigation:\r\nUpdate UniFi Network Server to Version 10.1.89 or later."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
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      "providerMetadata": {
        "dateUpdated": "2026-03-24T19:05:40.745Z",
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  },
  "cveMetadata": {
    "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
    "assignerShortName": "hackerone",
    "cveId": "CVE-2026-22559",
    "datePublished": "2026-03-24T19:05:40.745Z",
    "dateReserved": "2026-01-07T15:39:03.440Z",
    "dateUpdated": "2026-03-24T20:20:08.516Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-22559\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-03-24T20:19:52.263628Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-20\", \"description\": \"CWE-20 Improper Input Validation\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-03-24T20:19:56.297Z\"}}], \"cna\": {\"metrics\": [{\"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 8.8, \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\"}}], \"affected\": [{\"vendor\": \"Ubiquiti Inc\", \"product\": \"UniFi Network Server\", \"versions\": [{\"status\": \"affected\", \"version\": \"10.1.89\", \"lessThan\": \"10.1.89\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}], \"references\": [{\"url\": \"https://community.ui.com/releases/Security-Advisory-Bulletin-062-062/c29719c0-405e-4d4a-8f26-e343e99f931b\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"An Improper Input Validation vulnerability in UniFi Network Server may allow unauthorized access to an account if the account owner is socially engineered into clicking a malicious link.\\r\\n\\r\\n\\r\\nAffected Products:\\r\\nUniFi Network Server (Version 10.1.85 and earlier) \\r\\n\\r\\n\\r\\nMitigation:\\r\\nUpdate UniFi Network Server to Version 10.1.89 or later.\"}], \"providerMetadata\": {\"orgId\": \"36234546-b8fa-4601-9d6f-f4e334aa8ea1\", \"shortName\": \"hackerone\", \"dateUpdated\": \"2026-03-24T19:05:40.745Z\"}}}",
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}

GHSA-8M5G-MP2M-6HP8

Vulnerability from github – Published: 2026-03-24 21:31 – Updated: 2026-03-24 21:31

Details

An Improper Input Validation vulnerability in UniFi Network Server may allow unauthorized access to an account if the account owner is socially engineered into clicking a malicious link.

Affected Products: UniFi Network Server (Version 10.1.85 and earlier)

Mitigation: Update UniFi Network Server to Version 10.1.89 or later.

Severity ?

8.8 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-22559"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-03-24T20:16:26Z",
    "severity": "HIGH"
  },
  "details": "An Improper Input Validation vulnerability in UniFi Network Server may allow unauthorized access to an account if the account owner is socially engineered into clicking a malicious link.\n\n\nAffected Products:\nUniFi Network Server (Version 10.1.85 and earlier) \n\n\nMitigation:\nUpdate UniFi Network Server to Version 10.1.89 or later.",
  "id": "GHSA-8m5g-mp2m-6hp8",
  "modified": "2026-03-24T21:31:24Z",
  "published": "2026-03-24T21:31:24Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-22559"
    },
    {
      "type": "WEB",
      "url": "https://community.ui.com/releases/Security-Advisory-Bulletin-062-062/c29719c0-405e-4d4a-8f26-e343e99f931b"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

FKIE_CVE-2026-22559

Vulnerability from fkie_nvd - Published: 2026-03-24 20:16 - Updated: 2026-03-25 15:41

Severity ?

8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Summary

References

	URL	Tags
	support@hackerone.com	https://community.ui.com/releases/Security-Advisory-Bulletin-062-062/c29719c0-405e-4d4a-8f26-e343e99f931b

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An Improper Input Validation vulnerability in UniFi Network Server may allow unauthorized access to an account if the account owner is socially engineered into clicking a malicious link.\r\n\r\n\r\nAffected Products:\r\nUniFi Network Server (Version 10.1.85 and earlier) \r\n\r\n\r\nMitigation:\r\nUpdate UniFi Network Server to Version 10.1.89 or later."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de validaci\u00f3n de entrada incorrecta en UniFi Network Server puede permitir el acceso no autorizado a una cuenta si el propietario de la cuenta es v\u00edctima de ingenier\u00eda social para hacer clic en un enlace malicioso.\n\nProductos afectados:\nUniFi Network Server (Versi\u00f3n 10.1.85 y anteriores)\n\nMitigaci\u00f3n:\nActualice UniFi Network Server a la Versi\u00f3n 10.1.89 o posterior."
    }
  ],
  "id": "CVE-2026-22559",
  "lastModified": "2026-03-25T15:41:58.280",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "support@hackerone.com",
        "type": "Secondary"
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  "published": "2026-03-24T20:16:26.253",
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  "sourceIdentifier": "support@hackerone.com",
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Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

CVE-2026-22559 (GCVE-0-2026-22559)

GHSA-8M5G-MP2M-6HP8

FKIE_CVE-2026-22559

Tags

Sightings

Nomenclature