phpoffice has 4 CVEs on record. 3 were published in the last 90 days. The busiest recent month was July 2026 with 3. The median CVSS is 7.5 (high), with 1 rated critical.
CVEs per month
Last 12 months, by publish date
1025/101125/111225/120126/010226/020326/030426/040526/050626/060726/070826/080926/09
- Exploited share
- 0% vs 1% corpus
- Median CVSS
- 7.5
- Publish → KEV
- —
- Last 90 days
- 3 prev 1
4
Total CVEs
1
Critical
0
CISA KEV
0
Exploited
Worst active — by depth score
CVE-2026-45034CriticalPHPSpreadsheet has a patch bypass for CVE-2026-34084 64CVE-2026-59931High· 7.7PHPSpreadsheet: SSRF bypass via HTTP redirect in WEBSERVICE() domain whitelist42CVE-2026-59933High· 7.5PHPSpreadsheet: XLS/OLE sector-chain self-loop causes memory exhaustion41CVE-2026-59932High· 7.5PHPSpreadsheet: Gnumeric reader unbounded gzip expansion causes memory exhaustion41
phpoffice vulnerabilities
CVEs affecting phpoffice, newest first. Open any entry for full detail, references, and exploit status.
4 CVEsRSS
CVE-2026-59931High· 7.7PHPSpreadsheet: SSRF bypass via HTTP redirect in WEBSERVICE() domain whitelist
PHPSpreadsheet: SSRF bypass via HTTP redirect in WEBSERVICE() domain whitelist
▾ Twilightphpoffice · phpoffice/phpspreadsheetEPSS 0.37%via GHSA
CVE-2026-59932High· 7.5PHPSpreadsheet: Gnumeric reader unbounded gzip expansion causes memory exhaustion
PHPSpreadsheet: Gnumeric reader unbounded gzip expansion causes memory exhaustion
▾ Twilightphpoffice · phpoffice/phpspreadsheetEPSS 0.38%via GHSA
CVE-2026-59933High· 7.5PHPSpreadsheet: XLS/OLE sector-chain self-loop causes memory exhaustion
PHPSpreadsheet: XLS/OLE sector-chain self-loop causes memory exhaustion
▾ Twilightphpoffice · phpoffice/phpspreadsheetEPSS 0.38%via GHSA
CVE-2026-45034CriticalPoCPHPSpreadsheet has a patch bypass for CVE-2026-34084
PHPSpreadsheet has a patch bypass for CVE-2026-34084
▾ Abyssalphpoffice · phpoffice/phpspreadsheetEPSS 0.46%via GHSA