CVE-2024-56357: grist-core is a spreadsheet hosting server

Q: How do I fix CVE-2024-56357?

grist-core: upgrade to 1.3.1. Exact commands for each OS are on this page.

Q: Is CVE-2024-56357 being exploited?

CVE-2024-56357 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-56357 affect?

CVE-2024-56357 affects grist-core. Severity is high (CVSS 8.1). 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 r

Routine

HIGH 8.1UPGRADE

CVE-2024-56357 is a high-severity flaw (CVSS 8.1) affecting grist-core. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 76%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-12-20
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: getgrist

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-12-20 21:15 UTCPublished CVE record published
2026-06-17 08:12 UTCUpdated Record last modified

getgrist grist-core UPGRADE

Affected: < 1.3.1

Fixed in: 1.3.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy grist-core || rpm -q grist-core || grist-core --version

2. UPGRADE to 1.3.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade grist-core

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade grist-core

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-56357?

grist-core: upgrade to 1.3.1. Exact commands for each OS are on this page.

Is CVE-2024-56357 being exploited?

CVE-2024-56357 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-56357 affect?

CVE-2024-56357 affects grist-core. Severity is high (CVSS 8.1). 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 r

How urgent is CVE-2024-56357?

Priority 34/100. High severity

Related CVEs

CVE-2025-64752 MEDIUM 6.8 UPGRADE grist-core is a spreadsheet hosting server
CVE-2025-64753 MEDIUM 5.3 UPGRADE grist-core is a spreadsheet hosting server
CVE-2026-24002 CRITICAL 9.0 UPGRADE Grist is spreadsheet software using Python as its formula language
CVE-2024-56359 HIGH 8.1 UPGRADE grist-core is a spreadsheet hosting server
CVE-2024-56358 HIGH 8.1 UPGRADE grist-core is a spreadsheet hosting server

References

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