CVE-2024-56377: A stored cross-site scripting (XSS) vulnerability in survey titles of REDCap 14.9.6 allows authenticated users

Routine

MEDIUM 5.4DOWNGRADE

CVE-2024-56377 is a medium-severity flaw (CVSS 5.4) affecting redcap. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A stored cross-site scripting (XSS) vulnerability in survey titles of REDCap 14.9.6 allows authenticated users to inject malicious scripts into the Survey Title field or Survey Instructions. When a user receives a survey and clicks anywhere on the survey page to enter data, the crafted payload (which has been injected into all survey fields) is executed, potentially enabling the execution of arbitrary web scripts.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.4% (top 65%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-01-09
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: vanderbilt

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-01-09 23:15 UTCPublished CVE record published
2026-06-17 08:12 UTCUpdated Record last modified

vanderbilt redcap DOWNGRADE

Affected: 14.9.6

Fixed in: no fixed release known

Safe to downgrade to: a release before 14.9.6

1. Check installed version

apt-cache policy redcap || rpm -q redcap || redcap --version

2. No fixed release: DOWNGRADE to a release before 14.9.6 (Debian / Ubuntu)

apt-cache madison redcap sudo apt install redcap=<VERSION_BEFORE_14.9.6> sudo apt-mark hold redcap

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list redcap sudo dnf downgrade redcap-<VERSION_BEFORE_14.9.6> sudo dnf versionlock add redcap

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-56377?

redcap: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-56377 being exploited?

CVE-2024-56377 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-56377 affect?

CVE-2024-56377 affects redcap. Severity is medium (CVSS 5.4). A stored cross-site scripting (XSS) vulnerability in survey titles of REDCap 14.9.6 allows authenticated users to inject malicious scripts into the Survey Title field or Survey Instructions. When a user receives a survey and clicks anywhere

How urgent is CVE-2024-56377?

Priority 33/100. Public exploit reference

Related CVEs

CVE-2024-55374 MEDIUM 5.3 DOWNGRADE REDCap 14.3.13 allows an attacker to enumerate usernames due to an observable discrepancy between login attemp
CVE-2025-23113 LOW 3.4 DOWNGRADE An issue was discovered in REDCap 14.9.6
CVE-2025-23112 MEDIUM 6.1 DOWNGRADE An issue was discovered in REDCap 14.9.6
CVE-2025-23111 MEDIUM 4.7 DOWNGRADE An issue was discovered in REDCap 14.9.6
CVE-2025-23110 MEDIUM 6.1 DOWNGRADE An issue was discovered in REDCap 14.9.6

References

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