diff --git a/2020/26xxx/CVE-2020-26256.json b/2020/26xxx/CVE-2020-26256.json
index f11bc9917bb..1b45c9d246e 100644
--- a/2020/26xxx/CVE-2020-26256.json
+++ b/2020/26xxx/CVE-2020-26256.json
@@ -1,18 +1,108 @@
 {
-    "data_type": "CVE",
-    "data_format": "MITRE",
-    "data_version": "4.0",
     "CVE_data_meta": {
+        "ASSIGNER": "security-advisories@github.com",
         "ID": "CVE-2020-26256",
-        "ASSIGNER": "cve@mitre.org",
-        "STATE": "RESERVED"
+        "STATE": "PUBLIC",
+        "TITLE": "Denial of service in fast-csv"
     },
+    "affects": {
+        "vendor": {
+            "vendor_data": [
+                {
+                    "product": {
+                        "product_data": [
+                            {
+                                "product_name": "fast-csv",
+                                "version": {
+                                    "version_data": [
+                                        {
+                                            "version_value": "< 4.3.6"
+                                        }
+                                    ]
+                                }
+                            }
+                        ]
+                    },
+                    "vendor_name": "C2FO"
+                }
+            ]
+        }
+    },
+    "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": "Fast-csv is an npm package for parsing and formatting CSVs or any other delimited value file in node.  In fast-cvs before version 4.3.6 there is a possible ReDoS vulnerability (Regular Expression Denial of Service) when using ignoreEmpty option when parsing.\n\nThis has been patched in `v4.3.6`\n\nYou will only be affected by this if you use the `ignoreEmpty` parsing option. If you do use this option it is recommended that you upgrade to the latest version `v4.3.6`\n\nThis vulnerability was found using a CodeQL query which identified `EMPTY_ROW_REGEXP` regular expression as vulnerable."
             }
         ]
+    },
+    "impact": {
+        "cvss": {
+            "attackComplexity": "LOW",
+            "attackVector": "NETWORK",
+            "availabilityImpact": "HIGH",
+            "baseScore": 5.7,
+            "baseSeverity": "MEDIUM",
+            "confidentialityImpact": "NONE",
+            "integrityImpact": "NONE",
+            "privilegesRequired": "LOW",
+            "scope": "UNCHANGED",
+            "userInteraction": "REQUIRED",
+            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H",
+            "version": "3.1"
+        }
+    },
+    "problemtype": {
+        "problemtype_data": [
+            {
+                "description": [
+                    {
+                        "lang": "eng",
+                        "value": "CWE-400 Uncontrolled Resource Consumption"
+                    }
+                ]
+            }
+        ]
+    },
+    "references": {
+        "reference_data": [
+            {
+                "name": "https://github.com/C2FO/fast-csv/security/advisories/GHSA-8cv5-p934-3hwp",
+                "refsource": "CONFIRM",
+                "url": "https://github.com/C2FO/fast-csv/security/advisories/GHSA-8cv5-p934-3hwp"
+            },
+            {
+                "name": "https://lgtm.com/query/8609731774537641779/",
+                "refsource": "MISC",
+                "url": "https://lgtm.com/query/8609731774537641779/"
+            },
+            {
+                "name": "https://github.com/C2FO/fast-csv/issues/540",
+                "refsource": "MISC",
+                "url": "https://github.com/C2FO/fast-csv/issues/540"
+            },
+            {
+                "name": "https://github.com/C2FO/fast-csv/commit/4bbd39f26a8cd7382151ab4f5fb102234b2f829e",
+                "refsource": "MISC",
+                "url": "https://github.com/C2FO/fast-csv/commit/4bbd39f26a8cd7382151ab4f5fb102234b2f829e"
+            },
+            {
+                "name": "https://www.npmjs.com/package/@fast-csv/parse",
+                "refsource": "MISC",
+                "url": "https://www.npmjs.com/package/@fast-csv/parse"
+            },
+            {
+                "name": "https://www.npmjs.com/package/fast-csv",
+                "refsource": "MISC",
+                "url": "https://www.npmjs.com/package/fast-csv"
+            }
+        ]
+    },
+    "source": {
+        "advisory": "GHSA-8cv5-p934-3hwp",
+        "discovery": "UNKNOWN"
     }
 }
\ No newline at end of file