diff --git a/2021/21xxx/CVE-2021-21384.json b/2021/21xxx/CVE-2021-21384.json
index 66aaa337d35..4ae150f3102 100644
--- a/2021/21xxx/CVE-2021-21384.json
+++ b/2021/21xxx/CVE-2021-21384.json
@@ -1,18 +1,98 @@
 {
-    "data_type": "CVE",
-    "data_format": "MITRE",
-    "data_version": "4.0",
     "CVE_data_meta": {
+        "ASSIGNER": "security-advisories@github.com",
         "ID": "CVE-2021-21384",
-        "ASSIGNER": "cve@mitre.org",
-        "STATE": "RESERVED"
+        "STATE": "PUBLIC",
+        "TITLE": "Null characters not escaped in shescape"
     },
+    "affects": {
+        "vendor": {
+            "vendor_data": [
+                {
+                    "product": {
+                        "product_data": [
+                            {
+                                "product_name": "shescape",
+                                "version": {
+                                    "version_data": [
+                                        {
+                                            "version_value": "< 1.1.3"
+                                        }
+                                    ]
+                                }
+                            }
+                        ]
+                    },
+                    "vendor_name": "ericcornelissen"
+                }
+            ]
+        }
+    },
+    "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": "shescape is a simple shell escape package for JavaScript. In shescape before version 1.1.3, anyone using _Shescape_ to defend against shell injection may still be vulnerable against shell injection if the attacker manages to insert a into the payload. For an example see the referenced GitHub Security Advisory. The problem has been patched in version 1.1.3. No further changes are required."
             }
         ]
+    },
+    "impact": {
+        "cvss": {
+            "attackComplexity": "HIGH",
+            "attackVector": "LOCAL",
+            "availabilityImpact": "NONE",
+            "baseScore": 6.3,
+            "baseSeverity": "MEDIUM",
+            "confidentialityImpact": "LOW",
+            "integrityImpact": "HIGH",
+            "privilegesRequired": "NONE",
+            "scope": "CHANGED",
+            "userInteraction": "REQUIRED",
+            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:L/I:H/A:N",
+            "version": "3.1"
+        }
+    },
+    "problemtype": {
+        "problemtype_data": [
+            {
+                "description": [
+                    {
+                        "lang": "eng",
+                        "value": "CWE-88: Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')"
+                    }
+                ]
+            }
+        ]
+    },
+    "references": {
+        "reference_data": [
+            {
+                "name": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-f2rp-38vg-j3gh",
+                "refsource": "CONFIRM",
+                "url": "https://github.com/ericcornelissen/shescape/security/advisories/GHSA-f2rp-38vg-j3gh"
+            },
+            {
+                "name": "https://github.com/ericcornelissen/shescape/commit/07a069a66423809cbedd61d980c11ca44a29ea2b",
+                "refsource": "MISC",
+                "url": "https://github.com/ericcornelissen/shescape/commit/07a069a66423809cbedd61d980c11ca44a29ea2b"
+            },
+            {
+                "name": "https://github.com/ericcornelissen/shescape/releases/tag/v1.1.3",
+                "refsource": "MISC",
+                "url": "https://github.com/ericcornelissen/shescape/releases/tag/v1.1.3"
+            },
+            {
+                "name": "https://www.npmjs.com/package/shescape",
+                "refsource": "MISC",
+                "url": "https://www.npmjs.com/package/shescape"
+            }
+        ]
+    },
+    "source": {
+        "advisory": "GHSA-f2rp-38vg-j3gh",
+        "discovery": "UNKNOWN"
     }
 }
\ No newline at end of file