CVE-2023-33140
CVE-2023-33140 is a medium-severity vulnerability in Microsoft Onenote with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-290.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- EPSS exploit prediction: 2% (74th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-290
- Affected product: Microsoft Onenote
- Published:
- Last modified:
Description
Microsoft OneNote Spoofing Vulnerability
Frequently asked questions
- What is CVE-2023-33140?
- Microsoft OneNote Spoofing Vulnerability
- How severe is CVE-2023-33140?
- CVE-2023-33140 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2023-33140 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-33140?
- CVE-2023-33140 affects Microsoft Onenote. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-33140?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2023-33140 published?
- CVE-2023-33140 was published on 2023-06-14 and last updated on 2026-06-17.
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-33140
- https://github.com/WlX-33/PoC-for-CVE/blob/main/CVE-2023-33140/Microsoft%20OneNote%20(Version%202305%20Build%2016.0.16501.20074)%2064-bit%20-%20Spoofing%20Vulnerability.txt
Affected products (1)
- cpe:2.3:a:microsoft:onenote:-:*:*:*:*:*:*:*
More vulnerabilities in Microsoft Onenote
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- CVE-2006-3877 — Critical (CVSS 9.3): Unspecified vulnerability in PowerPoint in Microsoft Office 2000, Office 2002, Office 2003, Office 2004 for Mac, and…
- CVE-2004-0200 — Critical (CVSS 9.3): Buffer overflow in the JPEG (JPG) parsing engine in the Microsoft Graphic Device Interface Plus (GDI+) component,…
- CVE-2017-8509 — High (CVSS 8.8): A remote code execution vulnerability exists in Microsoft Office when the software fails to properly handle objects in…
- CVE-2014-2815 — High (CVSS 8.8): Microsoft OneNote 2007 SP3 allows remote attackers to execute arbitrary code via a crafted OneNote file that triggers…
- CVE-2007-0671 — High (CVSS 8.8): Unspecified vulnerability in Microsoft Excel 2000, XP, 2003, and 2004 for Mac, and possibly other Office products,…
All CVEs affecting Microsoft Onenote →
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