CVE-2025-23210

Name: CVE-2025-23210
Creator: NVD / NIST
Published: 2025-02-03T22:15:28.187+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.8/10EPSS 0.39%

Last modified Jun 17, 2026

CVE-2025-23210 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. phpoffice/phpspreadsheet is a pure PHP library for reading and writing spreadsheet files. Affected versions have been found to have a Bypass of the Cross-site Scripting (XSS) sanitizer using the javascript protocol and special characters. EPSS estimates a 0.39% chance of exploitation in the next 30 days.

Description

phpoffice/phpspreadsheet is a pure PHP library for reading and writing spreadsheet files. Affected versions have been found to have a Bypass of the Cross-site Scripting (XSS) sanitizer using the javascript protocol and special characters. This issue has been addressed in versions 3.9.0, 2.3.7, 2.1.8, and 1.29.9. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Metrics

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

0.39%

30.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

References

Timeline

Published: Feb 3, 2025
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2025-23210?

How severe is CVE-2025-23210?

CVE-2025-23210 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.

How do I fix CVE-2025-23210?

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-2025-23210?

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

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Source: NVD / NIST