CVE-2015-3542: PHPExcel XXE Vulnerability

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

PHPExcel XXE Vulnerability

Package
phpoffice/phpexcel Composer
Affected versions
<1.8.1
Fixed in
1.8.1
Severity
high
Exploitation
not on CISA KEV
Published
2024-11-07
Source
osv.dev

References

CWE-611
NVD recordphpoffice/phpexcel 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