CVE-2026-3762: A vulnerability has been found in SourceCodester Client Database Management System 1.0/3.1

This week

HIGH 7.3REMOTEDOWNGRADE

CVE-2026-3762 is a high-severity flaw (CVSS 7.3) affecting client database management system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability has been found in SourceCodester Client Database Management System 1.0/3.1. Impacted is an unknown function of the file /superadmin_delete_manager.php of the component Endpoint. The manipulation of the argument manager_id leads to improper authorization. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 56%)
CISA exploited list	No
Weakness	CWE-266, CWE-285
Published	2026-03-08
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: lerouxyxchire

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-03-08 19:16 UTCPublished CVE record published
2026-06-17 10:44 UTCUpdated Record last modified

lerouxyxchire client database management system DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy client-database-management-system || rpm -q client-database-management-system || client-database-management-system --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison client-database-management-system sudo apt install client-database-management-system=<VERSION_BEFORE_1.0> sudo apt-mark hold client-database-management-system

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

dnf --showduplicates list client-database-management-system sudo dnf downgrade client-database-management-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add client-database-management-system

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-2026-3762?

client database management system: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-3762 being exploited?

CVE-2026-3762 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-2026-3762 affect?

CVE-2026-3762 affects client database management system. Severity is high (CVSS 7.3). A vulnerability has been found in SourceCodester Client Database Management System 1.0/3.1. Impacted is an unknown function of the file /superadmin_delete_manager.php of the component Endpoint. The manipulation of the argument manager_id le

How urgent is CVE-2026-3762?

Priority 46/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2026-3764 HIGH 7.3 DOWNGRADE A vulnerability was determined in SourceCodester Client Database Management System 1.0
CVE-2026-3761 MEDIUM 5.4 DOWNGRADE A flaw has been found in SourceCodester Client Database Management System 1.0
CVE-2026-3734 HIGH 7.3 DOWNGRADE A flaw has been found in SourceCodester Client Database Management System 1.0
CVE-2025-63711 HIGH 7.1 DOWNGRADE A Cross-Site Request Forgery (CSRF) vulnerability in the SourceCodester Client Database Management System 1.0
CVE-2025-5840 HIGH 7.3 DOWNGRADE A vulnerability, which was classified as critical, was found in SourceCodester Client Database Management Syst

References

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