CVE security advisories and vulnerability history for Microsoft Outlook by Microsoft.
Last updated
Microsoft Outlook has 14 published CVE records since 2018, of which 1 are in CISA's Known Exploited Vulnerabilities catalog and 2 have a known public exploit. The average CVSS base score across scored CVEs is 7.4.
This page aggregates every publicly disclosed vulnerability (CVE) affecting Microsoft Outlook, with a severity breakdown, the affected and patched versions, the most common weakness types, and the full CVE list.
How the CVSS severity of Microsoft Outlook's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.
11 additional CVEs have no CVSS severity score.
In CISA’s Known Exploited Vulnerabilities catalog
1
One of Microsoft Outlook's CVEs is confirmed exploited in the wild.
Public exploits
2
2 of Microsoft Outlook's CVEs have a known public exploit available.
Browse every Microsoft Outlook version named in a CVE, then pick one to see only the CVEs that affect it.
14 CVEs
Added to CISA KEV 2023-07-11
The CWE weakness categories most often found in Microsoft Outlook CVEs. Follow any weakness for its full explanation.
How many Microsoft Outlook CVEs were published each year.
Browse vulnerabilities for other products by Microsoft.
Common questions about Microsoft Outlook vulnerabilities.
Microsoft Microsoft Outlook has 14 published CVE records since 2018.
Yes — 1 of Microsoft Microsoft Outlook's CVEs are listed in CISA's Known Exploited Vulnerabilities catalog, confirmed exploited in the wild and carrying a CISA remediation deadline.
Yes — 2 of Microsoft Microsoft Outlook's CVEs have a known public exploit.
7 distinct Microsoft Microsoft Outlook versions are named across its CVEs. Use the version filter above to see the CVEs affecting a specific version.
Microsoft Microsoft Outlook's CVEs most often map to these CWE weakness types: CWE-20 (Improper Input Validation), CWE-367 (Time-of-check Time-of-use (TOCTOU) Race Condition), CWE-416 (Use After Free).
The average CVSS base score across Microsoft Microsoft Outlook's scored CVEs is 7.4.
Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.
Monitor new Microsoft Outlook vulnerabilities as they are disclosed, with AI-written analysis and remediation guidance.
