CVE-2025-5657: A vulnerability was found in PHPGurukul Complaint Management System 2.0

Routine

MEDIUM 6.3DOWNGRADE

CVE-2025-5657 is a medium-severity flaw (CVSS 6.3) affecting complaint management system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in PHPGurukul Complaint Management System 2.0. It has been rated as critical. This issue affects some unknown processing of the file /admin/manage-users.php. The manipulation of the argument uid leads to sql injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 65%)
CISA exploited list	No
Weakness	CWE-74, CWE-89
Published	2025-06-05
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: phpgurukul

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

Am I affected?

Timeline

2025-06-05 12:15 UTCPublished CVE record published
2026-06-17 09:48 UTCUpdated Record last modified

phpgurukul complaint management system DOWNGRADE

Affected: 2.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.0 (Debian / Ubuntu)

apt-cache madison complaint-management-system sudo apt install complaint-management-system=<VERSION_BEFORE_2.0> sudo apt-mark hold complaint-management-system

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

dnf --showduplicates list complaint-management-system sudo dnf downgrade complaint-management-system-<VERSION_BEFORE_2.0> sudo dnf versionlock add complaint-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-2025-5657?

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

Is CVE-2025-5657 being exploited?

CVE-2025-5657 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-2025-5657 affect?

CVE-2025-5657 affects complaint management system. Severity is medium (CVSS 6.3). A vulnerability was found in PHPGurukul Complaint Management System 2.0. It has been rated as critical. This issue affects some unknown processing of the file /admin/manage-users.php. The manipulation of the argument uid leads to sql inject

How urgent is CVE-2025-5657?

Priority 36/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2025-7802 LOW 3.5 DOWNGRADE A vulnerability was found in PHPGurukul Complaint Management System 2.0 and classified as problematic
CVE-2025-7123 MEDIUM 4.7 DOWNGRADE A vulnerability was found in Campcodes Complaint Management System 1.0
CVE-2025-7122 HIGH 7.3 DOWNGRADE A vulnerability was found in Campcodes Complaint Management System 1.0
CVE-2025-7121 MEDIUM 6.3 DOWNGRADE A vulnerability was found in Campcodes Complaint Management System 1.0
CVE-2025-7120 HIGH 7.3 DOWNGRADE A vulnerability was found in Campcodes Complaint Management System 1.0 and classified as critical

References

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