CVE-2022-29983: Simple Client Management System 1.0 is vulnerable to SQL Injection via /cms/admin/?page=invoice/view_invoice&i

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2022-29983 is a critical-severity flaw (CVSS 9.8) affecting simple client management system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Simple Client Management System 1.0 is vulnerable to SQL Injection via /cms/admin/?page=invoice/view_invoice&id=.

Why this priority

Critical 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	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.7% (top 23%)
CISA exploited list	No
Weakness	CWE-89
Published	2022-05-12
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: simple client management system project

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

Am I affected?

Timeline

2022-05-12 15:15 UTCPublished CVE record published
2026-06-17 04:41 UTCUpdated Record last modified

simple client management system project simple client 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 simple-client-management-system || rpm -q simple-client-management-system || simple-client-management-system --version

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

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

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

dnf --showduplicates list simple-client-management-system sudo dnf downgrade simple-client-management-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add simple-client-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-2022-29983?

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

Is CVE-2022-29983 being exploited?

CVE-2022-29983 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-2022-29983 affect?

CVE-2022-29983 affects simple client management system. Severity is critical (CVSS 9.8). Simple Client Management System 1.0 is vulnerable to SQL Injection via /cms/admin/?page=invoice/view_invoice&id=.

How urgent is CVE-2022-29983?

Priority 63/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2022-29984 CRITICAL 9.8 DOWNGRADE Simple Client Management System 1.0 is vulnerable to SQL Injection via /cms/admin/?page=client/view_client&id=
CVE-2022-29982 CRITICAL 9.8 DOWNGRADE Simple Client Management System 1.0 is vulnerable to SQL Injection via /cms/admin/maintenance/manage_service.p
CVE-2022-29981 CRITICAL 9.8 DOWNGRADE Simple Client Management System 1.0 is vulnerable to SQL Injection via /cms/classes/Users.php?f=delete.
CVE-2022-29980 CRITICAL 9.8 DOWNGRADE Simple Client Management System 1.0 is vulnerable to SQL Injection via /cms/admin/?page=user/manage_user&id=.
CVE-2022-29979 CRITICAL 9.8 DOWNGRADE Simple Client Management System 1.0 is vulnerable to SQL Injection via /cms/classes/Master.php?f=delete_design

References

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