CVE-2021-29663
CVE-2021-29663 is a medium-severity vulnerability in Course Registration Management System Project Course Registration Management System with a CVSS 3.x base score of 4.8. 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 4.8)
- CVSS v2: 3.5
- EPSS exploit prediction: 1% (52nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Course Registration Management System Project Course Registration Management System
- Published:
- Last modified:
Description
CourseMS (aka Course Registration Management System) 2.1 is affected by cross-site scripting (XSS). When an attacker with access to an Admin account creates a Job Title in the Site area (aka the admin/add_jobs.php name parameter), they can insert an XSS payload. This payload will execute whenever anyone visits the registration page.
Frequently asked questions
- What is CVE-2021-29663?
- CourseMS (aka Course Registration Management System) 2.1 is affected by cross-site scripting (XSS). When an attacker with access to an Admin account creates a Job Title in the Site area (aka the admin/add_jobs.php name parameter), they can insert an XSS payload. This payload will execute whenever anyone visits the registration page.
- How severe is CVE-2021-29663?
- CVE-2021-29663 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2021-29663 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-29663?
- CVE-2021-29663 affects Course Registration Management System Project Course Registration Management System. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-29663?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-29663 published?
- CVE-2021-29663 was published on 2021-03-31 and last updated on 2026-06-17.
References
- http://sourceforge.net/projects/coursems
- https://github.com/cptsticky/A-0day-Per-Day-Keeps-The-Cope-Away/blob/main/CVE-2021-29663
Affected products (1)
- cpe:2.3:a:course_registration_management_system_project:course_registration_management_system:2.1:*:*:*:*:*:*:*
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