CVE-2022-42715 — A reflected XSS vulnerability exists in REDCap before 12

A reflected XSS vulnerability exists in REDCap before 12.04.18 in the Alerts & Notifications upload feature. A crafted CSV file will, when uploaded, trigger arbitrary JavaScript code execution.

01What is this vulnerability?

A reflected XSS vulnerability exists in REDCap before 12.04.18 in the Alerts & Notifications upload feature. A crafted CSV file will, when uploaded, trigger arbitrary JavaScript code execution.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2022-10-12T00:00:00.000Z
• Last modified: 2025-05-15T17:56:37.534Z

09References

• www.evms.edu — https://www.evms.edu/research/resources_services/redcap/redcap_change_log/
• redcap.med.usc.edu — https://redcap.med.usc.edu/_shib/assets/ChangeLog_Standard.pdf
• github.com — https://github.com/uclahs-secops/security-research/tree/main/reports/20221011-re…