How severe is CVE-2020-26713?

CVE-2020-26713 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-26713 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-26713?

CVE-2020-26713 primarily affects Vanderbilt Redcap. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-26713?

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

When was CVE-2020-26713 published?

CVE-2020-26713 was published on 2021-01-12 and last updated on 2026-06-17.

CVE-2020-26713

CVE-2020-26713 is a medium-severity vulnerability in Vanderbilt Redcap with a CVSS 3.x base score of 6.1. 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 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Vanderbilt Redcap
Published: 2021-01-12
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2020-26713?: 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.
How severe is CVE-2020-26713?: CVE-2020-26713 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-26713 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-26713?: CVE-2020-26713 primarily affects Vanderbilt Redcap. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-26713?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-26713 published?: CVE-2020-26713 was published on 2021-01-12 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:vanderbilt:redcap:10.0.20:*:*:*:lts:*:*:*
cpe:2.3:a:vanderbilt:redcap:10.3.4:*:*:*:-:*:*:*

More vulnerabilities in Vanderbilt Redcap

CVE-2013-4611 — Critical (CVSS 10.0): Multiple unspecified vulnerabilities in REDCap before 5.1.1 allow remote attackers to have an unknown impact via…
CVE-2013-4610 — Critical (CVSS 10.0): Unspecified vulnerability in the Data Search utility in data-entry forms in REDCap before 5.0.3 and 5.1.x before 5.1.2…
CVE-2020-26712 — Critical (CVSS 9.8): REDCap 10.3.4 contains a SQL injection vulnerability in the ToDoList function via sort parameter. The application uses…
CVE-2021-42136 — Critical (CVSS 9.0): A stored Cross-Site Scripting (XSS) vulnerability in the Missing Data Codes functionality of REDCap before 11.4.0…
CVE-2024-56311 — High (CVSS 8.8): REDCap through 14.9.6 has a security flaw in the Notes section of calendar events, exposing users to a Cross-Site…
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