CVE-2024-56357

Cross-site Scripting vulnerability through custom widget URLs and form redirect URLs in grist-core

Description

grist-core is a spreadsheet hosting server. A user visiting a malicious document or submitting a malicious form could have their account compromised, because it was possible to use the `javascript:` scheme with custom widget URLs and form redirect URLs. This issue has been patched in version 1.3.1. Users are advised to upgrade. Users unable to upgrade should avoid visiting documents or forms prepared by people they do not trust.

Category

8.1
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.03%
Vendor Advisory github.com
Affected: gristlabs grist-core
Published at:
Updated at:

References

Link Tags
https://github.com/gristlabs/grist-core/security/advisories/GHSA-cq5q-cqr7-vmf6 vendor advisory
https://github.com/gristlabs/grist-core/commit/10b069005ec8d5f511e6554a56111d8f257f029e patch

Frequently Asked Questions

What is the severity of CVE-2024-56357?
CVE-2024-56357 has been scored as a high severity vulnerability.
How to fix CVE-2024-56357?
To fix CVE-2024-56357, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-56357 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-56357 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-56357?
CVE-2024-56357 affects gristlabs grist-core.
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