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CVE-2021-33766

Improper Authentication — is CVE-2021-33766real, exploitable, or a false positive? Here's the community ground truth.

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High · CVSS 7.3EPSS 97.5%CISA KEVCWE-287 · Improper Authentication

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

Microsoft Exchange Server Information Disclosure Vulnerability

NVD only has a brief summary for this one — the community fills in the real-world detail below.

References

NVD MITRE CVE.org CISA KEV

Published

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TruePositive verdict for CVE-2021-33766
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Community ground truth

Community verdict

3 verdicts
Not a real issue

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Community real-world severity: High (High 3) — CVSS base score 7.3

In line with its CVSS base score.

Field notes & remediation

Verdicts are the quick signal — notes are the evidence and fixes behind them.

No notes yet — be the first to share what you saw or a fix that worked.

    Related CVEs

    Same weakness — CWE-287 · Improper Authentication.