Publish Advisories

GHSA-phwv-c562-gvmh
GHSA-qgvg-pr8v-6rr3

Author: advisory-database[bot]

advisories/github-reviewed/2026/02/GHSA-phwv-c562-gvmh/GHSA-phwv-c562-gvmh.json

@@ -0,0 +1,72 @@
+{
+  "schema_version": "1.4.0",
+  "id": "GHSA-phwv-c562-gvmh",
+  "modified": "2026-02-26T22:24:54Z",
+  "published": "2026-02-26T22:24:54Z",
+  "aliases": [
+    "CVE-2026-27901"
+  ],
+  "summary": "Svelte vulnerable to XSS during SSR with contenteditable `bind:innerText` and `bind:textContent`",
+  "details": "The contents of `bind:innerText` and `bind:textContent` on `contenteditable` elements were not properly escaped. This could enable HTML injection and Cross-site Scripting (XSS) if rendering untrusted data as the binding's initial value on the server.",
+  "severity": [
+    {
+      "type": "CVSS_V4",
+      "score": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:L/VI:N/VA:N/SC:H/SI:H/SA:N"
+    }
+  ],
+  "affected": [
+    {
+      "package": {
+        "ecosystem": "npm",
+        "name": "svelte"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "0"
+            },
+            {
+              "fixed": "5.53.5"
+            }
+          ]
+        }
+      ],
+      "database_specific": {
+        "last_known_affected_version_range": "<= 5.53.4"
+      }
+    }
+  ],
+  "references": [
+    {
+      "type": "WEB",
+      "url": "https://github.com/sveltejs/svelte/security/advisories/GHSA-phwv-c562-gvmh"
+    },
+    {
+      "type": "ADVISORY",
+      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-27901"
+    },
+    {
+      "type": "WEB",
+      "url": "https://github.com/sveltejs/svelte/commit/0df5abcae223058ceb95491470372065fb87951d"
+    },
+    {
+      "type": "PACKAGE",
+      "url": "https://github.com/sveltejs/svelte"
+    },
+    {
+      "type": "WEB",
+      "url": "https://github.com/sveltejs/svelte/releases/tag/svelte@5.53.5"
+    }
+  ],
+  "database_specific": {
+    "cwe_ids": [
+      "CWE-79"
+    ],
+    "severity": "MODERATE",
+    "github_reviewed": true,
+    "github_reviewed_at": "2026-02-26T22:24:54Z",
+    "nvd_published_at": "2026-02-26T02:16:20Z"
+  }
+}

advisories/github-reviewed/2026/02/GHSA-qgvg-pr8v-6rr3/GHSA-qgvg-pr8v-6rr3.json

@@ -0,0 +1,69 @@
+{
+  "schema_version": "1.4.0",
+  "id": "GHSA-qgvg-pr8v-6rr3",
+  "modified": "2026-02-26T22:25:45Z",
+  "published": "2026-02-26T22:25:45Z",
+  "aliases": [
+    "CVE-2026-27902"
+  ],
+  "summary": "Svelte: XSS via HTML Comment Injection in SSR Error Boundary Hydration Markers",
+  "details": "Errors from `transformError` were not correctly escaped prior to being embedded in the HTML output, causing potential HTML injection and XSS if attacker-controlled content is returned from `transformError`.",
+  "severity": [
+    {
+      "type": "CVSS_V4",
+      "score": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:L/VI:N/VA:N/SC:H/SI:H/SA:N"
+    }
+  ],
+  "affected": [
+    {
+      "package": {
+        "ecosystem": "npm",
+        "name": "svelte"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "5.53.0"
+            },
+            {
+              "fixed": "5.53.5"
+            }
+          ]
+        }
+      ]
+    }
+  ],
+  "references": [
+    {
+      "type": "WEB",
+      "url": "https://github.com/sveltejs/svelte/security/advisories/GHSA-qgvg-pr8v-6rr3"
+    },
+    {
+      "type": "ADVISORY",
+      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-27902"
+    },
+    {
+      "type": "WEB",
+      "url": "https://github.com/sveltejs/svelte/commit/0298e979371bb583855c9810db79a70a551d22b9"
+    },
+    {
+      "type": "PACKAGE",
+      "url": "https://github.com/sveltejs/svelte"
+    },
+    {
+      "type": "WEB",
+      "url": "https://github.com/sveltejs/svelte/releases/tag/svelte@5.53.5"
+    }
+  ],
+  "database_specific": {
+    "cwe_ids": [
+      "CWE-79"
+    ],
+    "severity": "MODERATE",
+    "github_reviewed": true,
+    "github_reviewed_at": "2026-02-26T22:25:45Z",
+    "nvd_published_at": "2026-02-26T02:16:21Z"
+  }
+}