CVE-2026-0803: A vulnerability was found in PHPGurukul Online Course Registration System up to 3.1

Q: How do I fix CVE-2026-0803?

online course registration system: upgrade to newer than 3.1. Exact commands for each OS are on this page.

Q: Is CVE-2026-0803 being exploited?

CVE-2026-0803 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-0803 affect?

CVE-2026-0803 affects online course registration system. Severity is medium (CVSS 6.3). A vulnerability was found in PHPGurukul Online Course Registration System up to 3.1. This affects an unknown part of the file /enroll.php. The manipulation of the argument studentregno/Pincode/session/department/level/course/sem results in

Q: How urgent is CVE-2026-0803?

Priority 36/100. Public exploit reference

Routine

MEDIUM 6.3UPGRADE

CVE-2026-0803 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 was found in PHPGurukul Online Course Registration System up to 3.1. This affects an unknown part of the file /enroll.php. The manipulation of the argument studentregno/Pincode/session/department/level/course/sem results in sql injection. The attack may be launched remotely. The exploit has been made public and could be used.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

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 66%)
CISA exploited list	No
Weakness	CWE-74, CWE-89
Published	2026-01-09
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

2026-01-09 16:16 UTCPublished CVE record published
2026-06-17 10:11 UTCUpdated Record last modified

phpgurukul online course registration system UPGRADE

Affected: <= 3.1

Fixed in: newer than 3.1

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 3.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade online-course-registration-system

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade online-course-registration-system

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2026-0803?

online course registration system: upgrade to newer than 3.1. Exact commands for each OS are on this page.

Is CVE-2026-0803 being exploited?

CVE-2026-0803 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-2026-0803 affect?

CVE-2026-0803 affects online course registration system. Severity is medium (CVSS 6.3). A vulnerability was found in PHPGurukul Online Course Registration System up to 3.1. This affects an unknown part of the file /enroll.php. The manipulation of the argument studentregno/Pincode/session/department/level/course/sem results in

How urgent is CVE-2026-0803?

Priority 36/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2026-0733 MEDIUM 6.3 UPGRADE A vulnerability was determined in PHPGurukul Online Course Registration System up to 3.1
CVE-2024-5066 MEDIUM 6.3 DOWNGRADE A vulnerability classified as critical was found in PHPGurukul Online Course Registration System 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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