What is CVE-2025-64753?

CVE-2025-64753 is a medium-severity vulnerability in Getgrist Grist-core, classified under Incorrect Authorization. CVSS score: 5.3/10. Published 2025-11-13.

How severe is CVE-2025-64753?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Getgrist Grist-core

CVE-2025-64753

grist-core is a spreadsheet hosting server. Prior to version 1.7.7, a user with only partial read access to a document could still access endpoints listing hashes for versions of that document and receive a full list of changes between ver…

Vulnerability class: Broken Access Control

EPSS: 0.002 (9.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Getgrist Grist-core
Gristlabs Grist-core — versions < 1.7.7

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

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

Frequently asked questions

What is CVE-2025-64753?: CVE-2025-64753 is a medium-severity vulnerability in Getgrist Grist-core, classified under Incorrect Authorization. CVSS score: 5.3/10. Published 2025-11-13.
How severe is CVE-2025-64753?: Medium severity. CVSS v3 base score is 5.3 out of 10.