CVE-2025-9759: A security flaw has been discovered in Campcodes/SourceCodester Courier Management System 1.0

This week

HIGH 7.3REMOTEDOWNGRADE

CVE-2025-9759 is a high-severity flaw (CVSS 7.3) affecting courier management system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A security flaw has been discovered in Campcodes/SourceCodester Courier Management System 1.0. Affected by this issue is the function Signup of the file /ajax.php. Performing manipulation of the argument lastname results in sql injection. It is possible to initiate the attack remotely. The exploit has been released to the public and may be exploited.

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	0.4% (top 64%)
CISA exploited list	No
Weakness	CWE-74, CWE-89
Published	2025-09-01
Last modified	2026-10-18

Publisher (CNA): VulDB · Vendor: campcodes

Last updated 2026-10-18 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-09-01 04:15 UTCPublished CVE record published
2026-10-18 21:10 UTCUpdated Record last modified

campcodes courier 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 courier-management-system || rpm -q courier-management-system || courier-management-system --version

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

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

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

dnf --showduplicates list courier-management-system sudo dnf downgrade courier-management-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add courier-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-2025-9759?

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

Is CVE-2025-9759 being exploited?

CVE-2025-9759 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-2025-9759 affect?

CVE-2025-9759 affects courier management system. Severity is high (CVSS 7.3). A security flaw has been discovered in Campcodes/SourceCodester Courier Management System 1.0. Affected by this issue is the function Signup of the file /ajax.php. Performing manipulation of the argument lastname results in sql injection. I

How urgent is CVE-2025-9759?

Priority 44/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2025-9757 HIGH 7.3 DOWNGRADE A vulnerability was determined in Campcodes/SourceCodester Courier Management System 1.0
CVE-2025-13396 MEDIUM 6.3 DOWNGRADE A weakness has been identified in code-projects Courier Management System 1.0
CVE-2025-11553 MEDIUM 6.3 DOWNGRADE A weakness has been identified in code-projects Courier Management System 1.0
CVE-2025-12316 HIGH 7.3 DOWNGRADE A vulnerability was identified in code-projects Courier Management System 1.0
CVE-2025-13303 MEDIUM 6.3 DOWNGRADE A vulnerability was determined in code-projects Courier Management System 1.0

References

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