diff --git a/crates/quarto-core/src/stage/stages/math_js.rs b/crates/quarto-core/src/stage/stages/math_js.rs
index 2df12c591..1785abd94 100644
--- a/crates/quarto-core/src/stage/stages/math_js.rs
+++ b/crates/quarto-core/src/stage/stages/math_js.rs
@@ -80,7 +80,7 @@ pub const DEFAULT_MATHJAX_URL: &str =
 /// `katex_cdn_version_matches_npm_pin` test enforces the pairing —
 /// bump this together with the `katex` pins in the root and
 /// `hub-client/quarto-hub-sandboxed-preview` package.json.
-pub const DEFAULT_KATEX_URL_BASE: &str = "https://cdn.jsdelivr.net/npm/katex@0.16.28/dist/";
+pub const DEFAULT_KATEX_URL_BASE: &str = "https://cdn.jsdelivr.net/npm/katex@0.17.0/dist/";
 
 /// Math-rendering engine selected by `html-math-method:`.
 #[derive(Debug, Clone, PartialEq, Eq)]
diff --git a/hub-client/quarto-hub-sandboxed-preview/package-lock.json b/hub-client/quarto-hub-sandboxed-preview/package-lock.json
index 3f6af3a79..d8a500c3d 100644
--- a/hub-client/quarto-hub-sandboxed-preview/package-lock.json
+++ b/hub-client/quarto-hub-sandboxed-preview/package-lock.json
@@ -8,7 +8,7 @@
       "name": "quarto-hub-sandboxed-preview",
       "version": "0.0.0",
       "dependencies": {
-        "katex": "0.16.28",
+        "katex": "^0.17.0",
         "react": "^18.3.1",
         "react-dom": "^18.3.1"
       },
@@ -1541,9 +1541,9 @@
       }
     },
     "node_modules/katex": {
-      "version": "0.16.28",
-      "resolved": "https://registry.npmjs.org/katex/-/katex-0.16.28.tgz",
-      "integrity": "sha512-YHzO7721WbmAL6Ov1uzN/l5mY5WWWhJBSW+jq4tkfZfsxmo1hu6frS0EOswvjBUnWE6NtjEs48SFn5CQESRLZg==",
+      "version": "0.17.0",
+      "resolved": "https://registry.npmjs.org/katex/-/katex-0.17.0.tgz",
+      "integrity": "sha512-Vdw0ATsQ9V+LuegM/BTwQqV/6cTl5lbGcIrU+BCgLxyf6bo38ybOr372tuSIxir3CN720flu1meYR6XzNMwQnw==",
       "funding": [
         "https://opencollective.com/katex",
         "https://github.com/sponsors/katex"
diff --git a/hub-client/quarto-hub-sandboxed-preview/package.json b/hub-client/quarto-hub-sandboxed-preview/package.json
index 1983dc7d6..87bbb4785 100644
--- a/hub-client/quarto-hub-sandboxed-preview/package.json
+++ b/hub-client/quarto-hub-sandboxed-preview/package.json
@@ -11,7 +11,7 @@
   "dependencies": {
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
-    "katex": "0.16.28"
+    "katex": "0.17.0"
   },
   "devDependencies": {
     "@types/katex": "^0.16.7",
diff --git a/package-lock.json b/package-lock.json
index 9437257ea..24800a406 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,7 +19,7 @@
         "@types/katex": "^0.16.8",
         "@types/morphdom": "^2.3.0",
         "html2canvas": "^1.4.1",
-        "katex": "0.16.28",
+        "katex": "0.17.0",
         "morphdom": "^2.7.8",
         "reveal.js": "6.0.0",
         "reveal.js-menu": "^2.1.0"
@@ -8564,9 +8564,9 @@
       }
     },
     "node_modules/katex": {
-      "version": "0.16.28",
-      "resolved": "https://registry.npmjs.org/katex/-/katex-0.16.28.tgz",
-      "integrity": "sha512-YHzO7721WbmAL6Ov1uzN/l5mY5WWWhJBSW+jq4tkfZfsxmo1hu6frS0EOswvjBUnWE6NtjEs48SFn5CQESRLZg==",
+      "version": "0.17.0",
+      "resolved": "https://registry.npmjs.org/katex/-/katex-0.17.0.tgz",
+      "integrity": "sha512-Vdw0ATsQ9V+LuegM/BTwQqV/6cTl5lbGcIrU+BCgLxyf6bo38ybOr372tuSIxir3CN720flu1meYR6XzNMwQnw==",
       "funding": [
         "https://opencollective.com/katex",
         "https://github.com/sponsors/katex"
diff --git a/package.json b/package.json
index c40c54cc8..210bb6c71 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     "@types/katex": "^0.16.8",
     "@types/morphdom": "^2.3.0",
     "html2canvas": "^1.4.1",
-    "katex": "0.16.28",
+    "katex": "0.17.0",
     "morphdom": "^2.7.8",
     "reveal.js": "6.0.0",
     "reveal.js-menu": "^2.1.0"