phpwarden
FeaturesComparePricingAdvisoriesBlogDocsChangelogLog in
Log inStart free

CVE-2024-56409: PhpSpreadsheet allows unauthorized Reflected XSS in Currency.php file

high Affects phpoffice/phpexcel, phpoffice/phpspreadsheet. Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

PhpSpreadsheet allows unauthorized Reflected XSS in Currency.php file

Package
phpoffice/phpexcel Composer
Affected versions
<=1.8.2
Fixed in
no fix recorded
Severity
high  CVSS 7.1
Exploitation
not on CISA KEV · EPSS 0% (27.5th percentile)
Published
2025-01-03
Source
osv.dev

References

PhpSpreadsheet allows unauthorized Reflected XSS in Currency.php file

Package
phpoffice/phpspreadsheet Composer
Affected versions
>=3.0.0 and <3.7.0 or <1.29.7 or >=2.0.0 and <2.1.6 or >=2.2.0 and <2.3.5
Fixed in
3.7.0, 1.29.7, 2.1.6, 2.3.5
Severity
high  CVSS 7.1
Exploitation
not on CISA KEV · EPSS 0% (27.5th percentile)
Published
2025-01-03
Source
osv.dev

References

CWE-79
NVD recordphpoffice/phpexcel advisoriesphpoffice/phpspreadsheet advisories

Am I affected?

Find out in one command. phpwarden checks your composer.lock against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden deps composer.lock

Or keep it checked automatically: GitHub Action · pre-commit hook · GitLab CI · Laravel artisan command

Install docs   How findings are ranked

Related advisories