CVE-2024-5066: A vulnerability classified as critical was found in PHPGurukul Online Course Registration System 3.1

Routine

MEDIUM 6.3DOWNGRADE

CVE-2024-5066 is a medium-severity flaw (CVSS 6.3) affecting online course registration system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability classified as critical was found in PHPGurukul Online Course Registration System 3.1. Affected by this vulnerability is an unknown functionality of the file /pincode-verification.php. The manipulation of the argument pincode leads to sql injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-264925 was assigned to this vulnerability.

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	0.6% (top 53%)
CISA exploited list	No
Weakness	CWE-89
Published	2024-05-17
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

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

phpgurukul online course registration system DOWNGRADE

Affected: 3.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.1

1. Check installed version

apt-cache policy online-course-registration-system || rpm -q online-course-registration-system || online-course-registration-system --version

2. No fixed release: DOWNGRADE to a release before 3.1 (Debian / Ubuntu)

apt-cache madison online-course-registration-system sudo apt install online-course-registration-system=<VERSION_BEFORE_3.1> sudo apt-mark hold online-course-registration-system

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

dnf --showduplicates list online-course-registration-system sudo dnf downgrade online-course-registration-system-<VERSION_BEFORE_3.1> sudo dnf versionlock add online-course-registration-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-2024-5066?

online course registration system: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-5066 being exploited?

CVE-2024-5066 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-2024-5066 affect?

CVE-2024-5066 affects online course registration system. Severity is medium (CVSS 6.3). A vulnerability classified as critical was found in PHPGurukul Online Course Registration System 3.1. Affected by this vulnerability is an unknown functionality of the file /pincode-verification.php. The manipulation of the argument pincode

How urgent is CVE-2024-5066?

Priority 39/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2026-0803 MEDIUM 6.3 UPGRADE A vulnerability was found in PHPGurukul Online Course Registration System up to 3.1
CVE-2026-0733 MEDIUM 6.3 UPGRADE A vulnerability was determined in PHPGurukul Online Course Registration System up to 3.1
CVE-2024-5065 HIGH 7.3 DOWNGRADE A vulnerability classified as critical has been found in PHPGurukul Online Course Registration System 3.1
CVE-2024-5064 HIGH 7.3 DOWNGRADE A vulnerability was found in PHPGurukul Online Course Registration System 3.1
CVE-2024-5063 HIGH 7.3 DOWNGRADE A vulnerability was found in PHPGurukul Online Course Registration System 3.1

References

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