What is CVE-2024-56359?

CVE-2024-56359 is a high-severity vulnerability in Getgrist Grist-Core, classified under Cross-site Scripting. CVSS score: 8.1/10. Published 2024-12-20.

How severe is CVE-2024-56359?

High severity. CVSS v3 base score is 8.1 out of 10.

XSS in Getgrist Grist-Core

CVE-2024-56359

grist-core is a spreadsheet hosting server. A user visiting a malicious document and clicking on a link in a HyperLink cell using a control modifier (meaning for example Ctrl+click) could have their account compromised, since the link could use the javascript: scheme and be evaluated in the context of their current page. This issue has been patched in version 1.3.2. Users are advised to upgrade. Users unable to upgrade should avoid clicking on HyperLink cell links using a control modifier in documents prepared by people they do not trust.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (23.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N.

Affected products

Getgrist Grist-core
Gristlabs Grist-core — versions < 1.3.2

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)

Frequently asked questions

What is CVE-2024-56359?: CVE-2024-56359 is a high-severity vulnerability in Getgrist Grist-Core, classified under Cross-site Scripting. CVSS score: 8.1/10. Published 2024-12-20.
How severe is CVE-2024-56359?: High severity. CVSS v3 base score is 8.1 out of 10.