CVE-2025-54759Network attack vector

Cookie theft via stored malicious HTML

Published Aug 18, 2025 · Updated Aug 19, 2025

Stored cross-site scripting in Santesoft Sante PACS Server before 4.2.3 allows remote attackers to steal cookies via malicious HTML. The public advisory identifies stored malicious HTML but does not disclose the accepting field, persistence store, or rendering path that fails to neutralize it. Exploitation requires a user to view the stored content, which can redirect the browser and disclose that user’s session cookie.

CVSS severity5.1
Medium
EPSS probability0.19%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored cross-site scripting in Santesoft Sante PACS Server before 4.2.3 allows remote attackers to steal cookies via malicious HTML. The public advisory identifies stored malicious HTML but does not disclose the accepting field, persistence store, or rendering path that fails to neutralize it. Exploitation requires a user to view the stored content, which can redirect the browser and disclose that user’s session cookie.

The record

CVE
CVE-2025-54759
Published
Aug 18, 2025
Updated
Aug 19, 2025
Vendor
Santesoft LTD
Product
Sante PACS Server
Classifications
CWE-79, T1539
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Aug 18, 2025CVE publishedPublication date reported by the CVE source.
  2. Aug 19, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <4.2.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Santesoft LTD · Sante PACS Serverversion=0 <4.2.3

Published CVSS scores

5.1ICS-CERTCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
6.1ICS-CERTCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1539Steal Web Session Cookie

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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