symfony/security-core vulnerabilities

Latest symfony/security-core CVEs

Newest publication first

1. CVE-2021-21424 Prevent user enumeration using Guard or the new Authenticator-based Security

   Published 2021-05-13

   Medium·CVSS 5.3 EPSS 1.6% PoC

   Symfony is a PHP framework for web and console applications and a set of reusable PHP components. The ability to enumerate users was possible without relevant permissions due to different handling depending on whether the user existed or not when attempting to use the switch user...

2. CVE-2017-11365 Symfony Incorrect Access Control

   Published 2019-05-23

   Critical·CVSS 9.8 EPSS 1.9% PoC

   Certain Symfony products are affected by: Incorrect Access Control. This affects Symfony 2.7.30 and Symfony 2.8.23 and Symfony 3.2.10 and Symfony 3.3.3. The type of exploitation is: remote. The component is: Password validator.

3. CVE-2018-11407 Symfony Authentication Bypass

   Published 2018-06-13

   Critical·CVSS 9.8 EPSS 2.4% PoC

   An issue was discovered in the Ldap component in Symfony 2.8.x before 2.8.37, 3.3.x before 3.3.17, 3.4.x before 3.4.7, and 4.0.x before 4.0.7. It allows remote attackers to bypass authentication by logging in with a "null" password and valid username, which triggers an unauthenti...

4. CVE-2016-2403 Symfony Authentication Bypass

   Published 2017-02-07

   Critical·CVSS 9.8 EPSS 4.3% PoC

   Symfony before 2.8.6 and 3.x before 3.0.6 allows remote attackers to bypass authentication by logging in with an empty password and valid username, which triggers an unauthenticated bind.

5. CVE-2016-1902 Symfony Cryptographic Vulnerability

   Published 2016-06-01

   High·CVSS 7.5 EPSS 1.9% PoC

   The nextBytes function in the SecureRandom class in Symfony before 2.3.37, 2.6.x before 2.6.13, and 2.7.x before 2.7.9 does not properly generate random numbers when used with PHP 5.x without the paragonie/random_compat library and the openssl_random_pseudo_bytes function fails,...

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.