diff --git a/2021/20xxx/CVE-2021-20307.json b/2021/20xxx/CVE-2021-20307.json
index 88c33b7e6d5..4c7dfde8751 100644
--- a/2021/20xxx/CVE-2021-20307.json
+++ b/2021/20xxx/CVE-2021-20307.json
@@ -58,6 +58,16 @@
                 "refsource": "MLIST",
                 "name": "[debian-lts-announce] 20210412 [SECURITY] [DLA 2624-1] libpano13 security update",
                 "url": "https://lists.debian.org/debian-lts-announce/2021/04/msg00010.html"
+            },
+            {
+                "refsource": "FEDORA",
+                "name": "FEDORA-2021-67cbea4608",
+                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JE6YZSXNVD6WZ3AG3ENL2DIHQFF24LYX/"
+            },
+            {
+                "refsource": "FEDORA",
+                "name": "FEDORA-2021-596fc11138",
+                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VYDYBKHT2MNMQCUMAVJNZW4VH6MD5BOF/"
             }
         ]
     },
diff --git a/2021/26xxx/CVE-2021-26415.json b/2021/26xxx/CVE-2021-26415.json
index 2032ad20f00..e6ca7793893 100644
--- a/2021/26xxx/CVE-2021-26415.json
+++ b/2021/26xxx/CVE-2021-26415.json
@@ -264,6 +264,11 @@
                 "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26415",
                 "refsource": "MISC",
                 "name": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26415"
+            },
+            {
+                "refsource": "MISC",
+                "name": "https://www.zerodayinitiative.com/advisories/ZDI-21-409/",
+                "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-409/"
             }
         ]
     }
diff --git a/2021/28xxx/CVE-2021-28454.json b/2021/28xxx/CVE-2021-28454.json
index 6ebcce8f872..c7de29a8a62 100644
--- a/2021/28xxx/CVE-2021-28454.json
+++ b/2021/28xxx/CVE-2021-28454.json
@@ -148,6 +148,11 @@
                 "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28454",
                 "refsource": "MISC",
                 "name": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28454"
+            },
+            {
+                "refsource": "MISC",
+                "name": "https://www.zerodayinitiative.com/advisories/ZDI-21-410/",
+                "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-410/"
             }
         ]
     }
diff --git a/2021/3xxx/CVE-2021-3243.json b/2021/3xxx/CVE-2021-3243.json
index 61419254b85..5c2a863c1e5 100644
--- a/2021/3xxx/CVE-2021-3243.json
+++ b/2021/3xxx/CVE-2021-3243.json
@@ -1,17 +1,61 @@
 {
-    "data_type": "CVE",
-    "data_format": "MITRE",
-    "data_version": "4.0",
     "CVE_data_meta": {
-        "ID": "CVE-2021-3243",
         "ASSIGNER": "cve@mitre.org",
-        "STATE": "RESERVED"
+        "ID": "CVE-2021-3243",
+        "STATE": "PUBLIC"
     },
+    "affects": {
+        "vendor": {
+            "vendor_data": [
+                {
+                    "product": {
+                        "product_data": [
+                            {
+                                "product_name": "n/a",
+                                "version": {
+                                    "version_data": [
+                                        {
+                                            "version_value": "n/a"
+                                        }
+                                    ]
+                                }
+                            }
+                        ]
+                    },
+                    "vendor_name": "n/a"
+                }
+            ]
+        }
+    },
+    "data_format": "MITRE",
+    "data_type": "CVE",
+    "data_version": "4.0",
     "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."
+                "value": "Wfilter ICF 5.0.117 contains a cross-site scripting (XSS) vulnerability. An attacker in the same LAN can craft a packet with a malicious User-Agent header to inject a payload in its logs, where an attacker can take over the system by through its plugin-running function."
+            }
+        ]
+    },
+    "problemtype": {
+        "problemtype_data": [
+            {
+                "description": [
+                    {
+                        "lang": "eng",
+                        "value": "n/a"
+                    }
+                ]
+            }
+        ]
+    },
+    "references": {
+        "reference_data": [
+            {
+                "url": "https://drivertom.blogspot.com/2021/01/wfilter-icf-0day-rce.html",
+                "refsource": "MISC",
+                "name": "https://drivertom.blogspot.com/2021/01/wfilter-icf-0day-rce.html"
             }
         ]
     }