What is the CVSS score of CVE-2024-55878?

CVE-2024-55878 has a CVSS 3.1 base score of 6.8 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N. EPSS exploitation probability: 0.5%.

Is there a patch available for CVE-2024-55878?

Yes, a patch is available for CVE-2024-55878. Update the affected software to the latest version immediately.

SimpleXLSX CVE-2024-55878

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2024-12-12 security-advisories@github.com

XSS

6.8

CVSS 3.1 · Vendor: github

Severity by source

Vendor (github) PRIMARY

6.8 MEDIUM

AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N

Primary rating from Vendor (github) · only source for this CVE.

CVSS VectorVendor: github

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Dec 12, 2024 - 20:15 cve.org

MEDIUM 6.8

DescriptionCVE.org

SimpleXLSX is software for parsing and retrieving data from Excel XLSx files. Starting in version 1.0.12 and prior to version 1.1.12, when calling the extended toHTMLEx method, it is possible to execute arbitrary JavaScript code. Version 1.1.12 fixes the issue. As a workaround, don't use direct publication via toHTMLEx.

AnalysisAI

SimpleXLSX is software for parsing and retrieving data from Excel XLSx files. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. SimpleXLSX is software for parsing and retrieving data from Excel XLSx files. Starting in version 1.0.12 and prior to version 1.1.12, when calling the extended toHTMLEx method, it is possible to execute arbitrary JavaScript code. Version 1.1.12 fixes the issue. As a workaround, don't use direct publication via toHTMLEx. Version information: version 1.0.12.

Affected ProductsAI

See vendor advisory for affected versions.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.