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CVE-2024-56357— Cross-site Scripting vulnerability through custom widget URLs and form redirect URLs in grist-core

Quick assessment

Affected
gristlabs grist-core
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Grist是Grist开源的一种现代关系电子表格。 Grist 1.3.1之前版本存在跨站脚本漏洞，该漏洞源于允许攻击者执行恶意的JavaScript代码，进而导致用户账户被攻破、信息泄露等。

CVSS 8.1 · High EPSS 0.31% · P24
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I. Basic Information for CVE-2024-56357

Vulnerability Information
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Vulnerability Title
Cross-site Scripting vulnerability through custom widget URLs and form redirect URLs in grist-core
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Grist 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Grist是Grist开源的一种现代关系电子表格。 Grist 1.3.1之前版本存在跨站脚本漏洞，该漏洞源于允许攻击者执行恶意的JavaScript代码，进而导致用户账户被攻破、信息泄露等。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
gristlabs grist-core < 1.3.1 -

II. Public POCs for CVE-2024-56357

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III. Intelligence Information for CVE-2024-56357

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Patches & Fixes for CVE-2024-56357 (1)

Vendor Advisories for CVE-2024-56357 (1)

Same Patch Batch · gristlabs · 2024-12-20 · 3 CVEs total

CVE-2024-56359 8.1 HIGH Cross-site Scripting vulnerability through HyperLink cells in grist-core
CVE-2024-56358 8.1 HIGH Cross-site Scripting vulnerability through svg attachment previews in grist-core

IV. Related Vulnerabilities

Same product: grist-core
Same vendor: gristlabs
Same weakness: CWE-79