CVE-2025-15406: A flaw has been found in PHPGurukul Online Course Registration up to 3.1

Q: How do I fix CVE-2025-15406?

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

Q: Is CVE-2025-15406 being exploited?

CVE-2025-15406 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-2025-15406 affect?

CVE-2025-15406 affects online course registration. Severity is medium (CVSS 6.3). A flaw has been found in PHPGurukul Online Course Registration up to 3.1. This affects an unknown function. This manipulation causes missing authorization. Remote exploitation of the attack is possible. The exploit has been published and ma

Q: How urgent is CVE-2025-15406?

Priority 37/100. Public exploit reference

Routine

MEDIUM 6.3UPGRADE

CVE-2025-15406 is a medium-severity flaw (CVSS 6.3) affecting online course registration. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A flaw has been found in PHPGurukul Online Course Registration up to 3.1. This affects an unknown function. This manipulation causes missing authorization. Remote exploitation of the attack is possible. The exploit has been published and may 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	0.5% (top 61%)
CISA exploited list	No
Weakness	CWE-862, CWE-863
Published	2026-01-01
Last modified	2026-10-07

Publisher (CNA): VulDB · Vendor: phpgurukul

Last updated 2026-10-07 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-01-01 17:15 UTCPublished CVE record published
2026-10-07 11:10 UTCUpdated Record last modified

phpgurukul online course registration 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 || rpm -q online-course-registration || online-course-registration --version

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

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade online-course-registration

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-2025-15406?

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

Is CVE-2025-15406 being exploited?

CVE-2025-15406 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-2025-15406 affect?

CVE-2025-15406 affects online course registration. Severity is medium (CVSS 6.3). A flaw has been found in PHPGurukul Online Course Registration up to 3.1. This affects an unknown function. This manipulation causes missing authorization. Remote exploitation of the attack is possible. The exploit has been published and ma

How urgent is CVE-2025-15406?

Priority 37/100. Public exploit reference

Related CVEs

CVE-2025-9729 HIGH 7.3 DOWNGRADE A vulnerability was detected in PHPGurukul Online Course Registration 3.1
CVE-2025-50485 HIGH 7.1 DOWNGRADE Improper session invalidation in the component /crm/change-password.php of PHPGurukul Online Course Registrati
CVE-2026-0547 MEDIUM 6.3 UPGRADE A vulnerability was found in PHPGurukul Online Course Registration up to 3.1
CVE-2025-9307 HIGH 7.3 DOWNGRADE A flaw has been found in PHPGurukul Online Course Registration 3.1
CVE-2025-70899 MEDIUM 6.5 DOWNGRADE PHPgurukul Online Course Registration v3.1 lacks Cross-Site Request Forgery (CSRF) protection on all administr

References

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