CVE-2021-33371

CVE-2021-33371 is a medium-severity vulnerability in Kabir-m-alhasan Student 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

Description

A stored cross-site scripting (XSS) vulnerability in /nav_bar_action.php of Student Management System v1.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Chat box.

Frequently asked questions

What is CVE-2021-33371?
A stored cross-site scripting (XSS) vulnerability in /nav_bar_action.php of Student Management System v1.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Chat box.
How severe is CVE-2021-33371?
CVE-2021-33371 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-2021-33371 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-33371?
CVE-2021-33371 affects Kabir-m-alhasan Student Management System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-33371?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-33371 published?
CVE-2021-33371 was published on 2022-07-28 and last updated on 2026-06-17.

References

Affected products (1)

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