Sparx Enterprise Architect Client reveals plaintext OAuth2 client secret

Summary

CVECVE-2025-15622
StatePUBLISHED
AssignerNCSC-FI
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-04-17 09:16:03 UTC
Updated2026-04-17 15:13:15 UTC
DescriptionInsufficiently Protected Credentials vulnerability in Sparx Systems Pty Ltd. Sparx Enterprise Architect. Client reveals plaintext OAuth2 client secretDesktop client decodes the secret and uses the plaintext secret to exchange it into an access and id tokens as part of the OpenID authentication flow.

Risk And Classification

Primary CVSS: v4.0 6.2 MEDIUM from db4dfee8-a97e-4877-bfae-eba6d14a2166

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:H/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:P/AU:Y/R:X/V:C/RE:M/U:Red

EPSS: 0.000170000 probability, percentile 0.043200000 (date 2026-04-21)

Problem Types: CWE-522 | CWE-522 CWE-522: Insufficiently Protected Credentials


VersionSourceTypeScoreSeverityVector
4.0db4dfee8-a97e-4877-bfae-eba6d14a2166Secondary6.2MEDIUMCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:H/SI:L/SA:N/E:X/C...
4.0CNACVSS6.2MEDIUMCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:H/SI:L/SA:N/S:P/A...

CVSS v4.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Sub Conf.
High
Sub Integrity
Low
Sub Availability
None

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:H/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:P/AU:Y/R:X/V:C/RE:M/U:Red

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Sparx Systems Pty Ltd. Sparx Enterprise Architect affected 16.1.1627 Not specified
CNA Sparx Systems Pty Ltd. Sparx Enterprise Architect unaffected 17.1.1714 Not specified

References

ReferenceSourceLinkTags
sparxsystems.com/products/ea/17.1/history.html db4dfee8-a97e-4877-bfae-eba6d14a2166 sparxsystems.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Pasi Orovuo, Solita Oy (en)

CNA: Henri Hämäläinen, Solita Oy (en)

CNA: Samu Ahvenainen, Solita Oy (en)

Additional Advisory Data

Solutions

CNA: Update to fixed version

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