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CVE-2026-26123

Cwe is not in rca categories in Microsoft Authenticator allows an unauthorized attacker to disclose information locally.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:9a270a279368ab404a87ebda140753057a986bcc32381bd7fdaec1f57622c065
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"product":"Microsoft Authenticator for IOS","vendor":"Microsoft","versions":[{"lessThan":"6.8.40","status":"affected","version":"6.0.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:70a77294cbcfcdc199e29852bddc098a8a836afb7d9a7066a77e77601da81d00 · sha256:0b3155136b25b2b5… · /containers/cna/affected/1

{"product":"Microsoft Authenticator for Android","vendor":"Microsoft","versions":[{"lessThan":"6.2511.7533","status":"affected","version":"6.0.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:70a77294cbcfcdc199e29852bddc098a8a836afb7d9a7066a77e77601da81d00 · sha256:0b3155136b25b2b5… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"product":"Microsoft Authenticator for IOS","vendor":"Microsoft","versions":[{"lessThan":"6.8.40","status":"affected","version":"6.0.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:70a77294cbcfcdc199e29852bddc098a8a836afb7d9a7066a77e77601da81d00 · sha256:0b3155136b25b2b5… · /containers/cna/affected/1
{"product":"Microsoft Authenticator for Android","vendor":"Microsoft","versions":[{"lessThan":"6.2511.7533","status":"affected","version":"6.0.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:70a77294cbcfcdc199e29852bddc098a8a836afb7d9a7066a77e77601da81d00 · sha256:0b3155136b25b2b5… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"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"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:70a77294cbcfcdc199e29852bddc098a8a836afb7d9a7066a77e77601da81d00 · sha256:0b3155136b25b2b5… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-939","description":"CWE-939: Improper Authorization in Handler for Custom URL Scheme","lang":"en-US","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:70a77294cbcfcdc199e29852bddc098a8a836afb7d9a7066a77e77601da81d00 · sha256:0b3155136b25b2b5… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"name":"Microsoft Authenticator Information Disclosure Vulnerability","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26123"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:70a77294cbcfcdc199e29852bddc098a8a836afb7d9a7066a77e77601da81d00 · sha256:0b3155136b25b2b5… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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