CVE-2025-15623: Exposure of Private Personal Information to an Unauthorized Actor, : Exposure of Sensitive System Information

Routine

HIGH 7.5REMOTEDOWNGRADE

CVE-2025-15623 is a high-severity flaw (CVSS 7.5) affecting pro cloud server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Exposure of Private Personal Information to an Unauthorized Actor, : Exposure of Sensitive System Information to an Unauthorized Control Sphere vulnerability in Sparx Systems Pty Ltd. Sparx Pro Cloud Server. Unauthenticated user can retrieve database password in plaintext in certain situations

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 82%)
CISA exploited list	No
Weakness	CWE-359, CWE-497
Published	2026-04-17
Last modified	2026-10-07

Publisher (CNA): National Cyber Security Centre Finland · Vendor: sparxsystems

Last updated 2026-10-07 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-17 09:16 UTCPublished CVE record published
2026-10-07 09:10 UTCUpdated Record last modified

sparxsystems pro cloud server DOWNGRADE

Affected: 6.0.163

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.0.163

1. Check installed version

apt-cache policy pro-cloud-server || rpm -q pro-cloud-server || pro-cloud-server --version

2. No fixed release: DOWNGRADE to a release before 6.0.163 (Debian / Ubuntu)

apt-cache madison pro-cloud-server sudo apt install pro-cloud-server=<VERSION_BEFORE_6.0.163> sudo apt-mark hold pro-cloud-server

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list pro-cloud-server sudo dnf downgrade pro-cloud-server-<VERSION_BEFORE_6.0.163> sudo dnf versionlock add pro-cloud-server

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-15623?

pro cloud server: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-15623 being exploited?

CVE-2025-15623 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-15623 affect?

CVE-2025-15623 affects pro cloud server. Severity is high (CVSS 7.5). Exposure of Private Personal Information to an Unauthorized Actor, : Exposure of Sensitive System Information to an Unauthorized Control Sphere vulnerability in Sparx Systems Pty Ltd. Sparx Pro Cloud Server. Unauthenticated user can retrie

How urgent is CVE-2025-15623?

Priority 36/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2026-42097 HIGH 8.8 UPGRADE Sparx Pro Cloud Server requires authentication based on requested URL
CVE-2026-42096 HIGH 8.8 UPGRADE Sparx Pro Cloud Server is vulnerable to Broken Access Control within communication with the database
CVE-2026-42099 HIGH 7.5 UPGRADE Sparx Pro Cloud Server is vulnerable to a Race Condition in the /data_api/dl_internal_artifact.php endpoint
CVE-2026-42100 HIGH 7.5 UPGRADE Improper Handling of Syntactically Invalid Structure in Sparx Pro Cloud Server allows Denial of Service (DoS)
CVE-2025-15625 CRITICAL 9.8 DOWNGRADE Unauthenticated user is able to execute arbitrary SQL commands in Sparx Pro Cloud Server database in certain c

References

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