CVE-2025-0827Network attack vector

Browser-session script execution via stored content

Published Mar 17, 2025 · Updated Mar 17, 2025

Stored XSS in 3DPlay in Dassault Systèmes 3DSwymer R2022x through R2024x allows remote authenticated users to run scripts in a user's browser. Dassault Systèmes has not disclosed the input field, storage path, or missing output-neutralization operation in 3DPlay. A victim must view the stored content; the script then runs with that user's browser-session access and can read or alter session data.

CVSS severity8.7
High
EPSS probability0.31%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in 3DPlay in Dassault Systèmes 3DSwymer R2022x through R2024x allows remote authenticated users to run scripts in a user's browser. Dassault Systèmes has not disclosed the input field, storage path, or missing output-neutralization operation in 3DPlay. A victim must view the stored content; the script then runs with that user's browser-session access and can read or alter session data.

The record

CVE
CVE-2025-0827
Published
Mar 17, 2025
Updated
Mar 17, 2025
Vendor
Dassault Systèmes
Product
3DSwymer
Classifications
CWE-79, CAPEC-592, T1189
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 17, 2025CVE publishedPublication date reported by the CVE source.
  2. Mar 17, 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=Release 3DEXPERIENCE R2022x Golden <=Release 3DEXPERIENCE R2022x.FP.CFA.2433
  2. Affected versionversion=Release 3DEXPERIENCE R2023x Golden <=Release 3DEXPERIENCE R2023x.FP.CFA.2428
  3. Affected versionversion=Release 3DEXPERIENCE R2024x Golden <=Release 3DEXPERIENCE R2024x.FP.CFA.2432

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Dassault Systèmes · 3DSwymerversion=Release 3DEXPERIENCE R2022x Golden <=Release 3DEXPERIENCE R2022x.FP.CFA.2433; version=Release 3DEXPERIENCE R2023x Golden <=Release 3DEXPERIENCE R2023x.FP.CFA.2428; version=Release 3DEXPERIENCE R2024x Golden <=Release 3DEXPERIENCE R2024x.FP.CFA.2432

Published CVSS scores

8.7Dassault SystèmesCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC-592Stored XSS
T1189Drive-by Compromise

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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