diff --git a/2020/12xxx/CVE-2020-12837.json b/2020/12xxx/CVE-2020-12837.json
new file mode 100644
index 00000000000..5c9096c598b
--- /dev/null
+++ b/2020/12xxx/CVE-2020-12837.json
@@ -0,0 +1,18 @@
+{
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+    "data_format": "MITRE",
+    "data_version": "4.0",
+    "CVE_data_meta": {
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+        "ASSIGNER": "cve@mitre.org",
+        "STATE": "RESERVED"
+    },
+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/2020/12xxx/CVE-2020-12838.json b/2020/12xxx/CVE-2020-12838.json
new file mode 100644
index 00000000000..faa15c9e442
--- /dev/null
+++ b/2020/12xxx/CVE-2020-12838.json
@@ -0,0 +1,18 @@
+{
+    "data_type": "CVE",
+    "data_format": "MITRE",
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+        "ASSIGNER": "cve@mitre.org",
+        "STATE": "RESERVED"
+    },
+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/2020/12xxx/CVE-2020-12839.json b/2020/12xxx/CVE-2020-12839.json
new file mode 100644
index 00000000000..bc55c29d1a7
--- /dev/null
+++ b/2020/12xxx/CVE-2020-12839.json
@@ -0,0 +1,18 @@
+{
+    "data_type": "CVE",
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+        "ASSIGNER": "cve@mitre.org",
+        "STATE": "RESERVED"
+    },
+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/2020/12xxx/CVE-2020-12840.json b/2020/12xxx/CVE-2020-12840.json
new file mode 100644
index 00000000000..a40ff17b16f
--- /dev/null
+++ b/2020/12xxx/CVE-2020-12840.json
@@ -0,0 +1,18 @@
+{
+    "data_type": "CVE",
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+        "ASSIGNER": "cve@mitre.org",
+        "STATE": "RESERVED"
+    },
+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/2020/12xxx/CVE-2020-12841.json b/2020/12xxx/CVE-2020-12841.json
new file mode 100644
index 00000000000..73cbb0d1448
--- /dev/null
+++ b/2020/12xxx/CVE-2020-12841.json
@@ -0,0 +1,18 @@
+{
+    "data_type": "CVE",
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+        "ASSIGNER": "cve@mitre.org",
+        "STATE": "RESERVED"
+    },
+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/2020/12xxx/CVE-2020-12842.json b/2020/12xxx/CVE-2020-12842.json
new file mode 100644
index 00000000000..9dffc1ed430
--- /dev/null
+++ b/2020/12xxx/CVE-2020-12842.json
@@ -0,0 +1,18 @@
+{
+    "data_type": "CVE",
+    "data_format": "MITRE",
+    "data_version": "4.0",
+    "CVE_data_meta": {
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+        "ASSIGNER": "cve@mitre.org",
+        "STATE": "RESERVED"
+    },
+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/2020/12xxx/CVE-2020-12843.json b/2020/12xxx/CVE-2020-12843.json
new file mode 100644
index 00000000000..f72dd9c067a
--- /dev/null
+++ b/2020/12xxx/CVE-2020-12843.json
@@ -0,0 +1,18 @@
+{
+    "data_type": "CVE",
+    "data_format": "MITRE",
+    "data_version": "4.0",
+    "CVE_data_meta": {
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+        "ASSIGNER": "cve@mitre.org",
+        "STATE": "RESERVED"
+    },
+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
+            }
+        ]
+    }
+}
\ No newline at end of file