CVE-2024-51209: Cross-Site Scripting (XSS) vulnerabilities in Anuj Kumar's Client Management System Version 1.2 allow local at

Routine

MEDIUM 5.4DOWNGRADE

CVE-2024-51209 is a medium-severity flaw (CVSS 5.4) affecting client management system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-Site Scripting (XSS) vulnerabilities in Anuj Kumar's Client Management System Version 1.2 allow local attackers to inject arbitrary web script or HTML via the search input field parameter to admin search invoice page and client search invoice page.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.3% (top 79%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-11-20
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: phpgurukul

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

Am I affected?

Timeline

2024-11-20 15:15 UTCPublished CVE record published
2026-06-17 08:05 UTCUpdated Record last modified

phpgurukul client management system DOWNGRADE

Affected: 1.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.2 (Debian / Ubuntu)

apt-cache madison client-management-system sudo apt install client-management-system=<VERSION_BEFORE_1.2> sudo apt-mark hold client-management-system

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

dnf --showduplicates list client-management-system sudo dnf downgrade client-management-system-<VERSION_BEFORE_1.2> sudo dnf versionlock add 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-2024-51209?

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

Is CVE-2024-51209 being exploited?

CVE-2024-51209 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-2024-51209 affect?

CVE-2024-51209 affects client management system. Severity is medium (CVSS 5.4). Cross-Site Scripting (XSS) vulnerabilities in Anuj Kumar's Client Management System Version 1.2 allow local attackers to inject arbitrary web script or HTML via the search input field parameter to admin search invoice page and client search

How urgent is CVE-2024-51209?

Priority 29/100. Public exploit reference

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References

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