CVE-2019-11830: PharStreamWrapper for Typo3 unsafe deserialization vulnerability

critical Affects typo3/phar-stream-wrapper. Feed 2026.10.29.1, updated 2026-10-28; published 2022-05-24; advisory modified 2024-02-16.

PharStreamWrapper for Typo3 unsafe deserialization vulnerability

Package: typo3/phar-stream-wrapper Composer
Affected versions: >=2.0.0 and <2.1.1 or >=3.0.0 and <3.1.1
Fixed in: 2.1.1, 3.1.1
Severity: critical CVSS 9.8
Exploitation: not on CISA KEV · EPSS 3% (85.7th percentile)
Published: 2022-05-24
Source: osv.dev

References

CWE-502

NVD record typo3/phar-stream-wrapper advisories

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CVE-2019-11831 critical This security release fixes third-party dependencies included in or required by Drupal cor same package: typo3/phar-stream-wrapper
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