How severe is CVE-2026-5814?

CVE-2026-5814 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-5814 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-5814?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-5814 have an EU (EUVD) identifier?

Yes. CVE-2026-5814 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-20807.

When was CVE-2026-5814 published?

CVE-2026-5814 was published on 2026-04-09 and last updated on 2026-06-17.

CVE-2026-5814

CVE-2026-5814 is a high-severity vulnerability with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-74.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 7.5
CVSS v4: 5.5
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-20807
Weakness: CWE-74
Published: 2026-04-09
Last modified: 2026-06-17

Description

A security vulnerability has been detected in PHPGurukul Online Course Registration 3.1. This issue affects some unknown processing of the file /admin/check_availability.php. The manipulation of the argument regno leads to sql injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used.

Frequently asked questions

What is CVE-2026-5814?: A security vulnerability has been detected in PHPGurukul Online Course Registration 3.1. This issue affects some unknown processing of the file /admin/check_availability.php. The manipulation of the argument regno leads to sql injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used.
How severe is CVE-2026-5814?: CVE-2026-5814 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-5814 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-5814?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-5814 have an EU (EUVD) identifier?: Yes. CVE-2026-5814 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-20807.
When was CVE-2026-5814 published?: CVE-2026-5814 was published on 2026-04-09 and last updated on 2026-06-17.

References

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