diff --git a/advisories/unreviewed/2026/10/GHSA-w9r8-5j45-v8mg/GHSA-w9r8-5j45-v8mg.json b/advisories/unreviewed/2026/10/GHSA-w9r8-5j45-v8mg/GHSA-w9r8-5j45-v8mg.json
index f2e76716ca2f..7879894fa6c4 100644
--- a/advisories/unreviewed/2026/10/GHSA-w9r8-5j45-v8mg/GHSA-w9r8-5j45-v8mg.json
+++ b/advisories/unreviewed/2026/10/GHSA-w9r8-5j45-v8mg/GHSA-w9r8-5j45-v8mg.json
@@ -1,11 +1,12 @@
 {
   "schema_version": "1.4.0",
   "id": "GHSA-w9r8-5j45-v8mg",
-  "modified": "2026-10-20T21:30:54Z",
+  "modified": "2026-10-20T21:31:58Z",
   "published": "2026-10-20T15:31:23Z",
   "aliases": [
     "CVE-2026-101356"
   ],
+  "summary": "Apache Tomcat - HTTP/2 request/response mix-up after error during async processing",
   "details": "Incorrect object recycling and re-use vulnerability in Apache Tomcat affecting HTTP/2 processing of asynchronous servlets can trigger request and/or response mix-up between users.\n\n\n\nThis issue affects Apache Tomcat: from 11.0.22 through 11.0.26, from 10.1.55 through 10.1.60, from 9.0.118 through 9.0.122.\n\n\n\nUsers are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fixes the issue.",
   "severity": [
     {
@@ -13,16 +14,239 @@
       "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H"
     }
   ],
-  "affected": [],
+  "affected": [
+    {
+      "package": {
+        "ecosystem": "Maven",
+        "name": "org.apache.tomcat:tomcat"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "9.0.118"
+            },
+            {
+              "fixed": "9.0.123"
+            }
+          ]
+        }
+      ],
+      "database_specific": {
+        "last_known_affected_version_range": "<= 9.0.122"
+      }
+    },
+    {
+      "package": {
+        "ecosystem": "Maven",
+        "name": "org.apache.tomcat:tomcat"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "10.1.55"
+            },
+            {
+              "fixed": "10.1.61"
+            }
+          ]
+        }
+      ],
+      "database_specific": {
+        "last_known_affected_version_range": "<= 10.1.60"
+      }
+    },
+    {
+      "package": {
+        "ecosystem": "Maven",
+        "name": "org.apache.tomcat:tomcat"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "11.0.22"
+            },
+            {
+              "fixed": "11.0.27"
+            }
+          ]
+        }
+      ],
+      "database_specific": {
+        "last_known_affected_version_range": "<= 11.0.26"
+      }
+    },
+    {
+      "package": {
+        "ecosystem": "Maven",
+        "name": "org.apache.tomcat:tomcat-coyote"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "9.0.118"
+            },
+            {
+              "fixed": "9.0.123"
+            }
+          ]
+        }
+      ],
+      "database_specific": {
+        "last_known_affected_version_range": "<= 9.0.122"
+      }
+    },
+    {
+      "package": {
+        "ecosystem": "Maven",
+        "name": "org.apache.tomcat:tomcat-coyote"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "10.1.55"
+            },
+            {
+              "fixed": "10.1.61"
+            }
+          ]
+        }
+      ],
+      "database_specific": {
+        "last_known_affected_version_range": "<= 10.1.60"
+      }
+    },
+    {
+      "package": {
+        "ecosystem": "Maven",
+        "name": "org.apache.tomcat:tomcat-coyote"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "11.0.22"
+            },
+            {
+              "fixed": "11.0.27"
+            }
+          ]
+        }
+      ],
+      "database_specific": {
+        "last_known_affected_version_range": "<= 11.0.26"
+      }
+    },
+    {
+      "package": {
+        "ecosystem": "Maven",
+        "name": "org.apache.tomcat.embed:tomcat-embed-core"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "9.0.118"
+            },
+            {
+              "fixed": "9.0.123"
+            }
+          ]
+        }
+      ],
+      "database_specific": {
+        "last_known_affected_version_range": "<= 9.0.122"
+      }
+    },
+    {
+      "package": {
+        "ecosystem": "Maven",
+        "name": "org.apache.tomcat.embed:tomcat-embed-core"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "10.1.55"
+            },
+            {
+              "fixed": "10.1.61"
+            }
+          ]
+        }
+      ],
+      "database_specific": {
+        "last_known_affected_version_range": "<= 10.1.60"
+      }
+    },
+    {
+      "package": {
+        "ecosystem": "Maven",
+        "name": "org.apache.tomcat.embed:tomcat-embed-core"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "11.0.22"
+            },
+            {
+              "fixed": "11.0.27"
+            }
+          ]
+        }
+      ],
+      "database_specific": {
+        "last_known_affected_version_range": "<= 11.0.26"
+      }
+    }
+  ],
   "references": [
     {
       "type": "ADVISORY",
       "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-101356"
     },
+    {
+      "type": "WEB",
+      "url": "https://github.com/apache/tomcat/commit/1dc6aa151b3b99b32ac9ae7c60e41c326063321b"
+    },
+    {
+      "type": "WEB",
+      "url": "https://github.com/apache/tomcat/commit/4b1eb9a1664b10471f5740279d9f2e2259c5d108"
+    },
+    {
+      "type": "WEB",
+      "url": "https://github.com/apache/tomcat/commit/6c7da60893bd186d6cb2df7330299d7e70e68279"
+    },
     {
       "type": "WEB",
       "url": "https://lists.apache.org/thread.html/d1xjt7bbjqw7y7n5mcb4fm815hpfgc27"
     },
+    {
+      "type": "WEB",
+      "url": "https://tomcat.apache.org/security-10.html"
+    },
+    {
+      "type": "WEB",
+      "url": "https://tomcat.apache.org/security-11.html"
+    },
+    {
+      "type": "WEB",
+      "url": "https://tomcat.apache.org/security-9.html"
+    },
     {
       "type": "WEB",
       "url": "http://www.openwall.com/lists/oss-security/2026/10/20/27"