PhpSpreadsheet HTML Writer XSS via Number Format Bypass
Security AdvisoryHighPHPOffice
Affected:
- PhpSpreadsheet >= 4.0.0, <= 5.6.0
- PhpSpreadsheet >= 3.3.0, <= 3.10.4
- PhpSpreadsheet >= 2.2.0, <= 2.4.4
- PhpSpreadsheet >= 2.0.0, <= 2.1.15
- PhpSpreadsheet <= 1.30.3
Fixed in:
- 5.7.0
- 3.10.5
- 2.4.5
- 2.1.16
- 1.30.4
参照 CVE: CVE-2026-40296 · 5.4
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