From e722265db4b7522754f3cc8888bdba2884bc5660 Mon Sep 17 00:00:00 2001
From: Damian Mooyman <damian.m@rushdigital.co.nz>
Date: Tue, 4 Aug 2026 13:34:59 +1200
Subject: [PATCH] Improve GHSA-866g-f22w-33x8

---
 .../GHSA-866g-f22w-33x8.json                  | 61 ++++++++++++++++---
 1 file changed, 52 insertions(+), 9 deletions(-)

diff --git a/advisories/github-reviewed/2026/05/GHSA-866g-f22w-33x8/GHSA-866g-f22w-33x8.json b/advisories/github-reviewed/2026/05/GHSA-866g-f22w-33x8/GHSA-866g-f22w-33x8.json
index ac8cf88b0a98..82aebf240ee8 100644
--- a/advisories/github-reviewed/2026/05/GHSA-866g-f22w-33x8/GHSA-866g-f22w-33x8.json
+++ b/advisories/github-reviewed/2026/05/GHSA-866g-f22w-33x8/GHSA-866g-f22w-33x8.json
@@ -1,21 +1,17 @@
 {
   "schema_version": "1.4.0",
   "id": "GHSA-866g-f22w-33x8",
-  "modified": "2026-05-29T16:18:57Z",
+  "modified": "2026-05-29T16:18:59Z",
   "published": "2026-05-18T00:31:37Z",
   "aliases": [
     "CVE-2026-8769"
   ],
   "summary": "@ai-sdk/provider-utils has an Uncontrolled Resource Consumption issue",
-  "details": "A vulnerability was determined in Vercel AI up to 3.0.97. The impacted element is the function `createJsonResponseHandler/createJsonErrorResponseHandler` of the file `packages/provider-utils/src/response-handler.ts` of the component `provider-utils`. This manipulation causes resource consumption. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.",
+  "details": "A vulnerability was determined in @ai-sdk/provider-utils up to (and including) 3.0.27. The impacted element is the function `createJsonResponseHandler/createJsonErrorResponseHandler` of the file `packages/provider-utils/src/response-handler.ts` of the component `provider-utils`. This manipulation causes resource consumption. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.",
   "severity": [
-    {
-      "type": "CVSS_V3",
-      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"
-    },
     {
       "type": "CVSS_V4",
-      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P"
+      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"
     }
   ],
   "affected": [
@@ -32,10 +28,57 @@
               "introduced": "0"
             },
             {
-              "last_affected": "3.0.97"
+              "fixed": "3.0.28"
+            }
+          ]
+        }
+      ],
+      "database_specific": {
+        "last_known_affected_version_range": "<= 3.0.27"
+      }
+    },
+    {
+      "package": {
+        "ecosystem": "npm",
+        "name": "@ai-sdk/provider-utils"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "4.0.0"
+            },
+            {
+              "fixed": "4.0.33"
+            }
+          ]
+        }
+      ],
+      "database_specific": {
+        "last_known_affected_version_range": "<= 4.0.32"
+      }
+    },
+    {
+      "package": {
+        "ecosystem": "npm",
+        "name": "@ai-sdk/provider-utils"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "5.0.0"
+            },
+            {
+              "fixed": "5.0.1"
             }
           ]
         }
+      ],
+      "versions": [
+        "5.0.0"
       ]
     }
   ],
@@ -69,7 +112,7 @@
     "cwe_ids": [
       "CWE-400"
     ],
-    "severity": "LOW",
+    "severity": "HIGH",
     "github_reviewed": true,
     "github_reviewed_at": "2026-05-29T16:18:57Z",
     "nvd_published_at": "2026-05-17T23:17:03Z"