Cyber Resilience

CVE-2025-15624

Sparxsystems Pro Cloud Server 6.0.163

Published
17 April 2026
Modified
07 October 2026
CVSS Score v4 9.3
Click a component to see what it means
Raw vectorCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/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 Score 0.0038 30th percentile
Risk Priority 45 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2025-15624 is a critical-severity Plaintext Storage of a Password (CWE-256) vulnerability in Sparxsystems Pro Cloud Server. Its CVSS base score is 9.3 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Unsecured Credentials (T1552); ranked at the 30th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified map to SC-28 (Protection of Information at Rest) — see the control section below for these in your framework.

OWASP Top 10 for Web (2025)

A06:2025 Insecure Design

EU & UK References

Vulnerability Data

Plaintext Storage of a Password vulnerability in Sparx Systems Pty Ltd. Sparx Pro Cloud Server. In a setup where OpenID is used as the primary method of authentication to authenticate to Sparx EA, Pro Cloud Server creates local passwords to…

more

the users and stores them in plaintext.

CWE(s)
CWE-256

Related Threats

MITRE ATT&CK Enterprise Techniques

T1552 Unsecured Credentials Credential Access
Adversaries may search compromised systems to find and obtain insecurely stored credentials.
attack.mitre.org →
T1552.001 Credentials In Files Credential Access
Adversaries may search local file systems and remote file shares for files containing insecurely stored credentials.
attack.mitre.org →
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2026-42100Same product: Sparxsystems Pro Cloud Server
CVE-2026-42099Same product: Sparxsystems Pro Cloud Server
CVE-2025-15623Same product: Sparxsystems Pro Cloud Server
CVE-2025-15625Same product: Sparxsystems Pro Cloud Server
CVE-2026-42097Same product: Sparxsystems Pro Cloud Server
CVE-2026-42096Same product: Sparxsystems Pro Cloud Server
CVE-2023-22389Shared CWE-256
CVE-2025-36258Shared CWE-256
CVE-2023-35765Shared CWE-256
CVE-2026-2380Shared CWE-256

Affected Assets

sparxsystems
pro cloud server
6.0.163

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

SC-28 Protection of Information at Rest good match

Requiring confidentiality protection of information at rest directly stops passwords from being stored in plaintext.

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.AA-01 partial match
prevents

Credential management practices normally include secure storage requirements for passwords.

PR.DS-01 partial match
prevents

Encryption and hashing of data-at-rest directly prevent plaintext password storage in files.

PR.DS-10 partial match
prevents

Protecting data-in-use can limit exposure of passwords held in memory.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.5.14 Information transfer partial match
removes
A.5.15 Access control partial match
removes
A.5.16 Identity management partial match
removes
A.5.17 Authentication information partial match
prevents

Directly requires secure handling and protection of authentication information, preventing plaintext password storage.

A.5.18 Access rights partial match
removes
A.8.19 Installation of software on operational systems partial match
removes

References