XSS in Vanderbilt Redcap
CVE-2021-42136
A stored Cross-Site Scripting (XSS) vulnerability in the Missing Data Codes functionality of REDCap before 11.4.0 allows remote attackers to execute JavaScript code in the client's browser by storing said code as a Missing Data Code value…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.047 (90.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H.
Affected products
- Vanderbilt Redcap
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Product, x_refsource_MISC)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)
- cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-42136?
- CVE-2021-42136 is a critical-severity vulnerability in Vanderbilt Redcap, classified under Cross-site Scripting. CVSS score: 9.0/10. Published 2022-04-13.
- How severe is CVE-2021-42136?
- Critical severity. CVSS v3 base score is 9.0 out of 10.
- Is CVE-2021-42136 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.