symfony/yaml Security Advisories for v2.1.4 (1)
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                        [HIGH] Ability to enable/disable object support in YAML parsing and dumpingPKSA-xxgb-wq2d-7gpg CVE-2013-1397 GHSA-7w53-hfpw-rg3g Affected version: >=2.0.0,<2.0.22|>=2.1.0,<2.1.7 Reported by: 
 GitHub, FriendsOfPHP/security-advisories