How severe is CVE-2026-3403?

CVE-2026-3403 has a CVSS 3.x base score of 2.4, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2026-3403 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-3403?

CVE-2026-3403 affects Phpgurukul Student Record System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-3403?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-3403 have an EU (EUVD) identifier?

Yes. CVE-2026-3403 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9136.

When was CVE-2026-3403 published?

CVE-2026-3403 was published on 2026-03-02 and last updated on 2026-06-17.

CVE-2026-3403

CVE-2026-3403 is a low-severity vulnerability in Phpgurukul Student Record System with a CVSS 3.x base score of 2.4. 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-79.

Key facts

Severity: Low (CVSS 3.x base score 2.4)
CVSS v2: 3.3
CVSS v4: 1.9
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-9136
Weakness: CWE-79
Affected product: Phpgurukul Student Record System
Published: 2026-03-02
Last modified: 2026-06-17

Description

A vulnerability was detected in PHPGurukul Student Record Management System 1.0. This issue affects some unknown processing of the file /edit-subject.php. Performing a manipulation of the argument Subject 1 results in cross site scripting. The attack is possible to be carried out remotely. The exploit is now public and may be used.

Frequently asked questions

What is CVE-2026-3403?: A vulnerability was detected in PHPGurukul Student Record Management System 1.0. This issue affects some unknown processing of the file /edit-subject.php. Performing a manipulation of the argument Subject 1 results in cross site scripting. The attack is possible to be carried out remotely. The exploit is now public and may be used.
How severe is CVE-2026-3403?: CVE-2026-3403 has a CVSS 3.x base score of 2.4, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2026-3403 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-3403?: CVE-2026-3403 affects Phpgurukul Student Record System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-3403?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-3403 have an EU (EUVD) identifier?: Yes. CVE-2026-3403 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9136.
When was CVE-2026-3403 published?: CVE-2026-3403 was published on 2026-03-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:phpgurukul:student_record_system:1.0:*:*:*:*:*:*:*

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