How severe is CVE-2024-56357?

CVE-2024-56357 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2024-56357 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-56357?

CVE-2024-56357 affects Getgrist Grist-core. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-56357?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-56357 have an EU (EUVD) identifier?

Yes. CVE-2024-56357 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-53126.

When was CVE-2024-56357 published?

CVE-2024-56357 was published on 2024-12-20 and last updated on 2026-06-17.

CVE-2024-56357

CVE-2024-56357 is a high-severity vulnerability in Getgrist Grist-core with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-53126
Weakness: CWE-79
Affected product: Getgrist Grist-core
Published: 2024-12-20
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2024-56357?: 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.
How severe is CVE-2024-56357?: CVE-2024-56357 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2024-56357 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-56357?: CVE-2024-56357 affects Getgrist Grist-core. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-56357?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-56357 have an EU (EUVD) identifier?: Yes. CVE-2024-56357 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-53126.
When was CVE-2024-56357 published?: CVE-2024-56357 was published on 2024-12-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:getgrist:grist-core:*:*:*:*:*:*:*:*

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