CVE-2024-56410

Name: CVE-2024-56410
Creator: NVD / NIST
Published: 2025-01-03T18:15:15.987+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.8/10EPSS 0.32%

Last modified Jun 17, 2026

CVE-2024-56410 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Versions prior to 3.7.0, 2.3.5, 2.1.6, and 1.29.7 have a cross-site scripting (XSS) vulnerability in custom properties. EPSS estimates a 0.32% chance of exploitation in the next 30 days.

Description

PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Versions prior to 3.7.0, 2.3.5, 2.1.6, and 1.29.7 have a cross-site scripting (XSS) vulnerability in custom properties. The HTML page is generated without clearing custom properties. Versions 3.7.0, 2.3.5, 2.1.6, and 1.29.7 contain a patch for the issue.

Metrics

CVSS 3.1

5.4/10

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

CVSS 4.0

4.8/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.32%

23.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Phpoffice	Phpspreadsheet	< 1.29.7
Phpoffice	Phpspreadsheet	>= 2.0.0, < 2.1.6
Phpoffice	Phpspreadsheet	>= 2.2.0, < 2.3.5
Phpoffice	Phpspreadsheet	>= 3.3.0, < 3.7.0

References

https://github.com/PHPOffice/PhpSpreadsheet/commit/45052f88e04c735d56457a8ffcdc40b2635a028ePatch
https://github.com/PHPOffice/PhpSpreadsheet/security/advisories/GHSA-wv23-996v-q229Exploit, Vendor Advisory
https://github.com/PHPOffice/PhpSpreadsheet/security/advisories/GHSA-wv23-996v-q229Exploit, Vendor Advisory

Timeline

Published: Jan 3, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-56410?

How severe is CVE-2024-56410?

CVE-2024-56410 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.32% probability of exploitation in the next 30 days.

How do I fix CVE-2024-56410?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-56410?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST