CVE-2026-50575 (GCVE-0-2026-50575)

Vulnerability from cvelistv5 – Published: 2026-08-18 13:28 – Updated: 2026-08-18 13:28
VLAI
Title
BetterDesk has a replay behavior vulnerability when devices are deleted
Summary
BetterDesk is a remote desktop management solution. BetterDesk versions through 2.3.0 improperly invalidate deleted device identities, allowing an unauthenticated client to replay or spoof a device ID and bypass registration controls. Version 3.0.0-alpha contains a patch. No known workarounds are available.
CWE
  • CWE-294 - Authentication Bypass by Capture-replay
  • CWE-345 - Insufficient Verification of Data Authenticity
  • CWE-672 - Operation on a Resource after Expiration or Release
References
Impacted products
Vendor Product Version CPE status
UNITRONIX BetterDesk Affected: < 3.0.0-alpha
guessed Create a notification for this product.
Show details on NVD website

{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "BetterDesk",
          "vendor": "UNITRONIX",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 3.0.0-alpha"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "BetterDesk is a remote desktop management solution. BetterDesk versions through 2.3.0 improperly invalidate deleted device identities, allowing an unauthenticated client to replay or spoof a device ID and bypass registration controls. Version 3.0.0-alpha contains a patch. No known workarounds are available."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 7.7,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-294",
              "description": "CWE-294: Authentication Bypass by Capture-replay",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-345",
              "description": "CWE-345: Insufficient Verification of Data Authenticity",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-672",
              "description": "CWE-672: Operation on a Resource after Expiration or Release",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-18T13:28:28.069Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/UNITRONIX/BetterDesk/security/advisories/GHSA-3v82-3gf8-fxx8",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/UNITRONIX/BetterDesk/security/advisories/GHSA-3v82-3gf8-fxx8"
        },
        {
          "name": "https://github.com/UNITRONIX/BetterDesk/commit/f3b4df28240694b174158335e4c0c51c8dfbe4ab",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/UNITRONIX/BetterDesk/commit/f3b4df28240694b174158335e4c0c51c8dfbe4ab"
        }
      ],
      "source": {
        "advisory": "GHSA-3v82-3gf8-fxx8",
        "discovery": "UNKNOWN"
      },
      "title": "BetterDesk has a replay behavior vulnerability when devices are deleted"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-50575",
    "datePublished": "2026-08-18T13:28:28.069Z",
    "dateReserved": "2026-06-04T21:34:34.427Z",
    "dateUpdated": "2026-08-18T13:28:28.069Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-50575\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2026-08-18T14:17:10.117\",\"lastModified\":\"2026-08-18T14:17:10.117\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"BetterDesk is a remote desktop management solution. BetterDesk versions through 2.3.0 improperly invalidate deleted device identities, allowing an unauthenticated client to replay or spoof a device ID and bypass registration controls. Version 3.0.0-alpha contains a patch. No known workarounds are available.\"}],\"affected\":[{\"source\":\"security-advisories@github.com\",\"affectedData\":[{\"vendor\":\"UNITRONIX\",\"product\":\"BetterDesk\",\"versions\":[{\"version\":\"\u003c 3.0.0-alpha\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L\",\"baseScore\":7.7,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":2.2,\"impactScore\":5.5}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-294\"},{\"lang\":\"en\",\"value\":\"CWE-345\"},{\"lang\":\"en\",\"value\":\"CWE-672\"}]}],\"references\":[{\"url\":\"https://github.com/UNITRONIX/BetterDesk/commit/f3b4df28240694b174158335e4c0c51c8dfbe4ab\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/UNITRONIX/BetterDesk/security/advisories/GHSA-3v82-3gf8-fxx8\",\"source\":\"security-advisories@github.com\"}]}}"
  }
}



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