diff --git a/libraries/rubygems/CVE-2017-0899.yml b/libraries/rubygems/CVE-2017-0899.yml
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+---
+library: rubygems
+cve: 2017-0899
+url: http://blog.rubygems.org/2017/08/27/2.6.13-released.html
+title: |
+  an ANSI escape sequence vulnerability.
+date: 2017-08-27
+description: |
+  an ANSI escape sequence vulnerability.
+patched_versions:
+  - ">= 2.6.13"
diff --git a/libraries/rubygems/CVE-2017-0900.yml b/libraries/rubygems/CVE-2017-0900.yml
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+---
+library: rubygems
+cve: 2017-0900
+url: http://blog.rubygems.org/2017/08/27/2.6.13-released.html
+title: |
+  A DoS vulnerability in the query command.
+date: 2017-08-27
+description: |
+  A DoS vulnerability in the query command.
+patched_versions:
+  - ">= 2.6.13"
diff --git a/libraries/rubygems/CVE-2017-0901.yml b/libraries/rubygems/CVE-2017-0901.yml
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+++ b/libraries/rubygems/CVE-2017-0901.yml
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+---
+library: rubygems
+cve: 2017-0901
+url: http://blog.rubygems.org/2017/08/27/2.6.13-released.html
+title: |
+  A vulnerability in the gem installer that allowed a malicious gem to overwrite arbitrary files.
+date: 2017-08-27
+description: |
+  A vulnerability in the gem installer that allowed a malicious gem to overwrite arbitrary files.
+patched_versions:
+  - ">= 2.6.13"
diff --git a/libraries/rubygems/CVE-2017-0902.yml b/libraries/rubygems/CVE-2017-0902.yml
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@@ -0,0 +1,11 @@
+---
+library: rubygems
+cve: 2017-0902
+url: http://blog.rubygems.org/2017/08/27/2.6.13-released.html
+title: |
+  A DNS request hijacking vulnerability.
+date: 2017-08-27
+description: |
+  A DNS request hijacking vulnerability.
+patched_versions:
+  - ">= 2.6.13"