How severe is CVE-2021-28424?

CVE-2021-28424 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-28424 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-28424?

CVE-2021-28424 affects Phpgurukul Teachers Record Management System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-28424?

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

When was CVE-2021-28424 published?

CVE-2021-28424 was published on 2021-07-01 and last updated on 2026-06-17.

CVE-2021-28424

CVE-2021-28424 is a medium-severity vulnerability in Phpgurukul Teachers Record Management System with a CVSS 3.x base score of 5.4. 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: Medium (CVSS 3.x base score 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Phpgurukul Teachers Record Management System
Published: 2021-07-01
Last modified: 2026-06-17

Description

A stored cross-site scripting (XSS) vulnerability in Teachers Record Management System 1.0 allows remote authenticated users to inject arbitrary web script or HTML via the 'email' POST parameter in adminprofile.php.

Frequently asked questions

What is CVE-2021-28424?: A stored cross-site scripting (XSS) vulnerability in Teachers Record Management System 1.0 allows remote authenticated users to inject arbitrary web script or HTML via the 'email' POST parameter in adminprofile.php.
How severe is CVE-2021-28424?: CVE-2021-28424 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-28424 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-28424?: CVE-2021-28424 affects Phpgurukul Teachers Record Management System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-28424?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-28424 published?: CVE-2021-28424 was published on 2021-07-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:phpgurukul:teachers_record_management_system:1.0:*:*:*:*:*:*:*

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