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Fencer Vulns
medium 6.8

CVE-2025-53736 json

Microsoft Word Information Disclosure Vulnerability

published 2025-08-12 14 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-24295

cvss
6.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits
0
none known

Summary

Buffer over-read in Microsoft Office Word allows an unauthorized attacker to disclose information locally.

Patch / fix

  • Microsoft Microsoft Office LTSC for Mac 2021 16.100.25081015
  • Microsoft Microsoft Office LTSC for Mac 2024 16.100.25081015
  • Microsoft Microsoft SharePoint Enterprise Server 2016 16.0.5513.1002
  • Microsoft Microsoft SharePoint Server 2019 16.0.10417.20041
  • Microsoft Microsoft Word 2016 16.0.5513.1000

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
14 mo ago

Exploit prediction

0.50% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H/E:U/RL:O/RC:C
CNA 3.1 6.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
NVD 3.1 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

  • Microsoft Microsoft 365 Apps for Enterprise
  • Microsoft Microsoft Office 2019
  • Microsoft Microsoft Office LTSC 2021
  • Microsoft Microsoft Office LTSC 2024
  • Microsoft Microsoft Office LTSC for Mac 2021
  • Microsoft Microsoft Office LTSC for Mac 2024
  • Microsoft Microsoft SharePoint Enterprise Server 2016
  • Microsoft Microsoft SharePoint Server 2019
  • Microsoft Microsoft Word 2016

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.