diff --git a/advisories/unreviewed/2026/10/GHSA-f6r2-3pj4-jmqq/GHSA-f6r2-3pj4-jmqq.json b/advisories/unreviewed/2026/10/GHSA-f6r2-3pj4-jmqq/GHSA-f6r2-3pj4-jmqq.json
index 7f95f774fe62..e3db75846527 100644
--- a/advisories/unreviewed/2026/10/GHSA-f6r2-3pj4-jmqq/GHSA-f6r2-3pj4-jmqq.json
+++ b/advisories/unreviewed/2026/10/GHSA-f6r2-3pj4-jmqq/GHSA-f6r2-3pj4-jmqq.json
@@ -1,23 +1,252 @@
 {
   "schema_version": "1.4.0",
   "id": "GHSA-f6r2-3pj4-jmqq",
-  "modified": "2026-10-20T21:30:54Z",
+  "modified": "2026-10-20T21:31:58Z",
   "published": "2026-10-20T15:31:24Z",
   "aliases": [
     "CVE-2026-88041"
   ],
+  "summary": "Apache Tomcat - HTTP/2 trailer header cross-contamination",
   "details": "Incomplete cleanup vulnerability in Apache Tomcat allowed an trailer information from a previous request to leak into a subsequent request.\n\n\n\nThis issue affects Apache Tomcat: from 11.0.0-M23 through 11.0.26, from 10.1.27 through 10.1.60, from 9.0.92 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 fix the issue.",
-  "severity": [],
-  "affected": [],
+  "severity": [
+    {
+      "type": "CVSS_V3",
+      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N"
+    }
+  ],
+  "affected": [
+    {
+      "package": {
+        "ecosystem": "Maven",
+        "name": "org.apache.tomcat:tomcat-coyote"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "11.0.0-M23"
+            },
+            {
+              "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": "10.1.27"
+            },
+            {
+              "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": "9.0.92"
+            },
+            {
+              "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": "11.0.0-M23"
+            },
+            {
+              "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": "10.1.27"
+            },
+            {
+              "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": "9.0.92"
+            },
+            {
+              "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": "11.0.0-M23"
+            },
+            {
+              "fixed": "11.0.27"
+            }
+          ]
+        }
+      ],
+      "database_specific": {
+        "last_known_affected_version_range": "<= 11.0.26"
+      }
+    },
+    {
+      "package": {
+        "ecosystem": "Maven",
+        "name": "org.apache.tomcat:tomcat"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "10.1.27"
+            },
+            {
+              "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": "9.0.92"
+            },
+            {
+              "fixed": "9.0.123"
+            }
+          ]
+        }
+      ],
+      "database_specific": {
+        "last_known_affected_version_range": "<= 9.0.122"
+      }
+    }
+  ],
   "references": [
     {
       "type": "ADVISORY",
       "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-88041"
     },
+    {
+      "type": "WEB",
+      "url": "https://github.com/apache/tomcat/commit/395bcafcfcf2e1cff451a5785361679931b49a79"
+    },
+    {
+      "type": "WEB",
+      "url": "https://github.com/apache/tomcat/commit/885985272887e9a5d47245cec240a5d1d0e39b5b"
+    },
+    {
+      "type": "WEB",
+      "url": "https://github.com/apache/tomcat/commit/a276dea827437090498678e09df0539ec397a7b5"
+    },
     {
       "type": "WEB",
       "url": "https://lists.apache.org/thread.html/dnmm9l3byytg3l66nk1jrqfrl7jty7n1"
     },
+    {
+      "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/2026/10/20/24"
@@ -27,7 +256,7 @@
     "cwe_ids": [
       "CWE-459"
     ],
-    "severity": null,
+    "severity": "MODERATE",
     "github_reviewed": false,
     "github_reviewed_at": null,
     "nvd_published_at": "2026-10-20T14:17:04Z"