Search criteria ⓘ Use full-text search for keyword queries.
Combine vendor, product, and sources to narrow results.
Enable “Apply ordering” to sort by dates instead of relevance.

2 vulnerabilities found for Microsoft Authenticator for Android by Microsoft

CVE-2026-26123 (GCVE-0-2026-26123)

Vulnerability from nvd – Published: 2026-03-10 19:01 – Updated: 2026-03-12 16:51
VLAI?
Title
Microsoft Authenticator Information Disclosure Vulnerability
Summary
Cwe is not in rca categories in Microsoft Authenticator allows an unauthorized attacker to disclose information locally.
Severity ?
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
CWE
  • CWE-939 - Improper Authorization in Handler for Custom URL Scheme
Assigner
References
Impacted products
Vendor Product Version
Microsoft Microsoft Authenticator for Android Affected: 6.0.0 , < 6.2511.7533 (custom)
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-26123",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-11T16:08:00.119946Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-03-11T16:08:10.063Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Microsoft Authenticator for Android",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "6.2511.7533",
              "status": "affected",
              "version": "6.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Authenticator for IOS",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "6.8.40",
              "status": "affected",
              "version": "6.0.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:microsoft:authenticator:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.2511.7533",
                  "versionStartIncluding": "6.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:authenticator_for_ios:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.8.40",
                  "versionStartIncluding": "6.0.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2026-03-10T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Cwe is not in rca categories in Microsoft Authenticator allows an unauthorized attacker to disclose information locally."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-939",
              "description": "CWE-939: Improper Authorization in Handler for Custom URL Scheme",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-03-12T16:51:30.980Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": "Microsoft Authenticator Information Disclosure Vulnerability",
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26123"
        }
      ],
      "title": "Microsoft Authenticator Information Disclosure Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2026-26123",
    "datePublished": "2026-03-10T19:01:31.904Z",
    "dateReserved": "2026-02-11T15:52:13.911Z",
    "dateUpdated": "2026-03-12T16:51:30.980Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2026-26123 (GCVE-0-2026-26123)

Vulnerability from cvelistv5 – Published: 2026-03-10 19:01 – Updated: 2026-03-12 16:51
VLAI?
Title
Microsoft Authenticator Information Disclosure Vulnerability
Summary
Cwe is not in rca categories in Microsoft Authenticator allows an unauthorized attacker to disclose information locally.
Severity ?
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
CWE
  • CWE-939 - Improper Authorization in Handler for Custom URL Scheme
Assigner
References
Impacted products
Vendor Product Version
Microsoft Microsoft Authenticator for Android Affected: 6.0.0 , < 6.2511.7533 (custom)
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-26123",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-11T16:08:00.119946Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-03-11T16:08:10.063Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Microsoft Authenticator for Android",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "6.2511.7533",
              "status": "affected",
              "version": "6.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Authenticator for IOS",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "6.8.40",
              "status": "affected",
              "version": "6.0.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:microsoft:authenticator:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.2511.7533",
                  "versionStartIncluding": "6.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:authenticator_for_ios:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.8.40",
                  "versionStartIncluding": "6.0.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2026-03-10T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Cwe is not in rca categories in Microsoft Authenticator allows an unauthorized attacker to disclose information locally."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-939",
              "description": "CWE-939: Improper Authorization in Handler for Custom URL Scheme",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-03-12T16:51:30.980Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": "Microsoft Authenticator Information Disclosure Vulnerability",
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26123"
        }
      ],
      "title": "Microsoft Authenticator Information Disclosure Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2026-26123",
    "datePublished": "2026-03-10T19:01:31.904Z",
    "dateReserved": "2026-02-11T15:52:13.911Z",
    "dateUpdated": "2026-03-12T16:51:30.980Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}