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Fencer Vulns
medium 5.4

CVE-2025-49745 json

Microsoft Dynamics 365 (on-premises) Cross-site Scripting Vulnerability

published 2025-08-12 14 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-24378

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits
0
none known

Summary

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Dynamics 365 (on-premises) allows an unauthorized attacker to perform spoofing over a network.

Patch / fix

  • Microsoft Microsoft Dynamics 365 (on-premises) version 9.1 9.1.38.10

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
14 mo ago

Exploit prediction

0.58% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Affected products

  • Microsoft Microsoft Dynamics 365 (on-premises) version 9.1

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

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.