CVE-2026-59943: Dompdf: Embedded SVG images can leak existence of files and directories within the filesystem

medium Affects dompdf/dompdf. Feed 2026.10.29.4, updated 2026-10-29; published .

Dompdf: Embedded SVG images can leak existence of files and directories within the filesystem

Package
dompdf/dompdf Composer
Affected versions
<3.1.6
Fixed in
3.1.6
Severity
medium
Exploitation
not on CISA KEV · EPSS 0% (36.6th percentile)
Published
2026-07-22
Source
osv.dev

References

CWE-209
NVD recorddompdf/dompdf 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.

# PHP projects (recommended)
composer require --dev phpwarden/phpwarden
# then
vendor/bin/phpwarden deps composer.lock

# or, without Composer
pipx install phpwarden   &&   phpwarden deps composer.lock

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

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