PatchTheCVEphpspreadsheet vulnerabilities and fixes
Recent CVEs affecting phpspreadsheet, with upgrade or downgrade steps. 1 tracked.
phpspreadsheet has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 1. Most recent: 2026-05-12. Highest priority: CVE-2026-40902 (score 45/100).
- CVE-2026-40902 HIGH 7.5 UPGRADE PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files
FAQ
How do I fix phpspreadsheet vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is phpspreadsheet being exploited right now?
None of the tracked phpspreadsheet CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which phpspreadsheet CVE should I patch first?
CVE-2026-40902 currently ranks highest (45/100): PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files.