Vulnerabilities

Aggregated CVE / GHSA / KEV / OSV — filter by tag and category.

Filtering: Group: package-ecosystems Tag: phpoffice Clear
ID Title
CVE-2026-35453 Cross-Site Scripting (XSS) in phpoffice/phpspreadsheet (CVE-2026-35453)
cross-site scripting in phpoffice/phpspreadsheet (CVE-2026-35453). Risk of unauthorized operations or information disclosure. Exploitable via ``formatColor``. Mitigation: upgrade to `1.30.4` or later.
CVE-2026-34084 Unsafe Deserialization in phpoffice/phpspreadsheet (CVE-2026-34084)
vulnerability in phpoffice/phpspreadsheet (CVE-2026-34084). Successful exploitation can lead to full system takeover. Exploitable via ``is_file``. Mitigation: upgrade to `1.30.3` or later.

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