CVE-2024-56313

MediumPublic PoC

Published: 22 December 2024

Published

22 December 2024

Modified

22 April 2025

KEV Added

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Patch

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CVSS Score v3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Score 0.0020 42.6th percentile

Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-56313 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Vanderbilt Redcap. Its CVSS base score is 5.4 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique JavaScript (T1059.007); ranked at the 42.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2024-53103

Vulnerability details

A stored cross-site scripting (XSS) vulnerability in the Calendar feature of REDCap through 14.9.6 allows authenticated users to inject malicious scripts into the Notes field of a calendar event. When the event is viewed, the crafted payload is executed, potentially…

enabling the execution of arbitrary web scripts.

CWE(s): CWE-79

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1059.007 JavaScript Execution

Adversaries may abuse various implementations of JavaScript for execution.

attack.mitre.org →

T1539 Steal Web Session Cookie Credential Access

An adversary may steal web application or service session cookies and use them to gain access to web applications or Internet services as an authenticated user without needing credentials.

attack.mitre.org →

T1555.003 Credentials from Web Browsers Credential Access

Adversaries may acquire credentials from web browsers by reading files specific to the target browser.

attack.mitre.org →

Why these techniques?

Stored XSS enables arbitrary JavaScript execution in victims' browsers (T1059.007), facilitating theft of web session cookies (T1539) and browser credentials (T1555.003).