Critical severity9.8NVD Advisory· Published Nov 21, 2019· Updated Jun 17, 2026
CVE-2019-18889
CVE-2019-18889
Description
An issue was discovered in Symfony 3.4.0 through 3.4.34, 4.2.0 through 4.2.11, and 4.3.0 through 4.3.7. Serializing certain cache adapter interfaces could result in remote code injection. This is related to symfony/cache.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
symfony/cachePackagist | >= 3.1.0, < 3.4.35 | 3.4.35 |
symfony/cachePackagist | >= 4.0.0, < 4.2.12 | 4.2.12 |
symfony/cachePackagist | >= 4.3.0, < 4.3.8 | 4.3.8 |
symfony/symfonyPackagist | >= 3.1.0, < 3.4.35 | 3.4.35 |
symfony/symfonyPackagist | >= 4.0.0, < 4.2.12 | 4.2.12 |
symfony/symfonyPackagist | >= 4.3.0, < 4.3.8 | 4.3.8 |
Affected products
5- cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
- Symfony/Symfonydescription
- ghsa-coords2 versions
>= 3.1.0, < 3.4.35+ 1 more
- (no CPE)range: >= 3.1.0, < 3.4.35
- (no CPE)range: >= 3.1.0, < 3.4.35
Patches
Vulnerability mechanics
References
11- github.com/advisories/GHSA-79gr-58r3-pwm3ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2019-18889ghsaADVISORY
- symfony.com/blog/cve-2019-18889-forbid-serializing-abstractadapter-and-tagawareadapter-instancesnvdVendor AdvisoryWEB
- github.com/FriendsOfPHP/security-advisories/blob/master/symfony/cache/CVE-2019-18889.yamlghsaWEB
- github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2019-18889.yamlghsaWEB
- github.com/symfony/symfony/releases/tag/v4.3.8nvdRelease NotesWEB
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UED22BOXTL2SSFMGYKA64ZFHGLLJG3EAghsaWEB
- lists.fedoraproject.org/archives/list/[email protected]/message/UED22BOXTL2SSFMGYKA64ZFHGLLJG3EAghsaWEB
- symfony.com/blog/symfony-4-3-8-releasednvdRelease NotesWEB
- symfony.com/cve-2019-18889ghsaWEB
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UED22BOXTL2SSFMGYKA64ZFHGLLJG3EA/nvd
News mentions
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