CVE-2020-26713

Name: CVE-2020-26713
Creator: NVD / NIST
Published: 2021-01-12T15:15:13.843+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 1.17%

Last modified Jun 17, 2026

CVE-2020-26713 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. REDCap 10.3.4 contains a XSS vulnerability in the ToDoList function with parameter sort. The information submitted by the user is immediately returned in the response and not escaped leading to the reflected XSS vulnerability. EPSS estimates a 1.17% chance of exploitation in the next 30 days.

Description

REDCap 10.3.4 contains a XSS vulnerability in the ToDoList function with parameter sort. The information submitted by the user is immediately returned in the response and not escaped leading to the reflected XSS vulnerability. Attackers can exploit vulnerabilities to steal login session information or borrow user rights to perform unauthorized acts.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

1.17%

63.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Vanderbilt	Redcap	10.0.20
Vanderbilt	Redcap	10.3.4

References

https://github.com/vuongdq54/RedCapExploit, Third Party Advisory
https://www.evms.edu/research/resources_services/redcap/redcap_change_log/Release Notes, Vendor Advisory
https://www.project-redcap.org/Product, Vendor Advisory
https://github.com/vuongdq54/RedCapExploit, Third Party Advisory
https://www.evms.edu/research/resources_services/redcap/redcap_change_log/Release Notes, Vendor Advisory
https://www.project-redcap.org/Product, Vendor Advisory

Timeline

Published: Jan 12, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-26713?

How severe is CVE-2020-26713?

CVE-2020-26713 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.17% probability of exploitation in the next 30 days.

How do I fix CVE-2020-26713?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-26713?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST