How severe is CVE-2021-27129?

CVE-2021-27129 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-2021-27129 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-27129?

CVE-2021-27129 affects Casap Automated Enrollment System Project Casap Automated Enrollment System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-27129?

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

When was CVE-2021-27129 published?

CVE-2021-27129 was published on 2021-04-15 and last updated on 2026-06-17.

CVE-2021-27129

CVE-2021-27129 is a medium-severity vulnerability in Casap Automated Enrollment System Project Casap Automated Enrollment 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% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Casap Automated Enrollment System Project Casap Automated Enrollment System
Published: 2021-04-15
Last modified: 2026-06-17

Description

CASAP Automated Enrollment System version 1.0 contains a cross-site scripting (XSS) vulnerability through the Students > Edit > ROUTE parameter.

Frequently asked questions

What is CVE-2021-27129?: CASAP Automated Enrollment System version 1.0 contains a cross-site scripting (XSS) vulnerability through the Students > Edit > ROUTE parameter.
How severe is CVE-2021-27129?: CVE-2021-27129 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-2021-27129 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-27129?: CVE-2021-27129 affects Casap Automated Enrollment System Project Casap Automated Enrollment System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-27129?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-27129 published?: CVE-2021-27129 was published on 2021-04-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:casap_automated_enrollment_system_project:casap_automated_enrollment_system:1.0:*:*:*:*:*:*:*

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