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Fencer Vulns
medium 5.5

CVE-2023-33162 json

Microsoft Excel Information Disclosure Vulnerability

published 2023-07-11 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-37347

cvss
5.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 55%
public exploits
0
none known

Summary

Microsoft Excel Information Disclosure Vulnerability

Patch / fix

  • Microsoft Microsoft Office 2019 for Mac 16.75.23070901
  • Microsoft Microsoft Office Online Server 16.0.10400.20000
  • Microsoft Microsoft Office LTSC for Mac 2021 16.75.23070901
  • Microsoft Microsoft Excel 2016 16.0.5404.1000
  • Microsoft Microsoft Excel 2013 Service Pack 1 15.0.5571.1000

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
20 mo ago

Exploit prediction

0.76% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.5 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
CNA 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Affected products

  • Microsoft Microsoft Office 2019
  • Microsoft Microsoft Office 2019 for Mac
  • Microsoft Microsoft Office Online Server
  • Microsoft Microsoft 365 Apps for Enterprise
  • Microsoft Microsoft Office LTSC for Mac 2021
  • Microsoft Microsoft Office LTSC 2021
  • Microsoft Microsoft Excel 2016
  • Microsoft Microsoft Excel 2013 Service Pack 1

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.