diff --git a/docker/common/fw_pyproject.toml b/docker/common/fw_pyproject.toml
index aeb4ee5728..391acda765 100644
--- a/docker/common/fw_pyproject.toml
+++ b/docker/common/fw_pyproject.toml
@@ -69,7 +69,7 @@ override-dependencies = [
     "packaging>=25.0",
     "nvidia-pytriton>=0.7.0",
     "flashinfer-python==0.6.18.post1",          # Match flashinfer-cubin installed by MBridge
-    "nvidia-cudnn-frontend==1.29.0",            # Match MBridge; override PyPI MCore's older dev pin
+    "nvidia-cudnn-frontend==1.31.0",            # Match MBridge; override PyPI MCore's older dev pin
     "urllib3>=2.0.7",
     "sh==2.2.4",
     "jupyter-core==5.8.1",
diff --git a/pyproject.toml b/pyproject.toml
index 42b77b1a42..1836766642 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -142,7 +142,7 @@ override-dependencies = [
     "langchain>=0.3.28",                                    # To address CVE-2025-65106
     "langchain-core>=0.3.80",                               # To address CVE-2025-65106
     "onnx>=1.21.0; python_version < '3.13'",                # onnx<1.21 has missing lower bound on ml-dtypes, uses float4_e2m1fn (requires ml-dtypes>=0.5.0)
-    "nvidia-cudnn-frontend==1.29.0",
+    "nvidia-cudnn-frontend==1.31.0",
     # Match MCore main: cuDNN Frontend 1.29 needs the newer TileLang/TVM FFI family.
     "tilelang==0.1.12",
     "apache-tvm-ffi==0.1.11",
diff --git a/uv.lock b/uv.lock
index 3c63c9f249..636a1fd19d 100644
--- a/uv.lock
+++ b/uv.lock
@@ -27,7 +27,7 @@ overrides = [
     { name = "langchain", specifier = ">=0.3.28" },
     { name = "langchain-core", specifier = ">=0.3.80" },
     { name = "mlflow", specifier = ">=3.16.0" },
-    { name = "nvidia-cudnn-frontend", specifier = "==1.29.0" },
+    { name = "nvidia-cudnn-frontend", specifier = "==1.31.0" },
     { name = "nvidia-cutlass-dsl", extras = ["cu13"], marker = "sys_platform == 'never'" },
     { name = "nvidia-modelopt", specifier = "==0.46.0rc1", index = "https://pypi.nvidia.com/" },
     { name = "onnx", marker = "python_full_version < '3.13'", specifier = ">=1.21.0" },
@@ -2936,16 +2936,16 @@ wheels = [
 
 [[package]]
 name = "nvidia-cudnn-frontend"
-version = "1.29.0"
+version = "1.31.0"
 source = { registry = "https://pypi.nvidia.com/" }
 dependencies = [
     { name = "apache-tvm-ffi" },
     { name = "nvidia-cutlass-dsl", extra = ["cu13"], marker = "sys_platform == 'never'" },
 ]
 wheels = [
-    { url = "https://pypi.nvidia.com/nvidia-cudnn-frontend/nvidia_cudnn_frontend-1.29.0-cp312-cp312-manylinux_2_27_aarch64.manylinux_2_28_aarch64.whl", hash = "sha256:a3fb92256890b3027e59bb25a468ad2b8a474d2910e394edcf0b1c1015463f78" },
-    { url = "https://pypi.nvidia.com/nvidia-cudnn-frontend/nvidia_cudnn_frontend-1.29.0-cp312-cp312-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl", hash = "sha256:596c9b7591457b4b49227fa2e22bd5960957a198e4336ce9ada8b5d2a1e4a5a1" },
-    { url = "https://pypi.nvidia.com/nvidia-cudnn-frontend/nvidia_cudnn_frontend-1.29.0-cp312-cp312-win_amd64.whl", hash = "sha256:06e46b829c9f1c470e8aa78581a3af3a7041d869d7590a0e55aff6f2638be39e" },
+    { url = "https://pypi.nvidia.com/nvidia-cudnn-frontend/nvidia_cudnn_frontend-1.31.0-cp312-cp312-manylinux_2_27_aarch64.manylinux_2_28_aarch64.whl", hash = "sha256:47d1a5432f59a2a7d0f903727c0d244e1413a20686b98d8e3890919c5d82a508" },
+    { url = "https://pypi.nvidia.com/nvidia-cudnn-frontend/nvidia_cudnn_frontend-1.31.0-cp312-cp312-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl", hash = "sha256:3171f102254136418f24b4470dfa5419f34b03d9d792a4b773cf65c7a37e6bf8" },
+    { url = "https://pypi.nvidia.com/nvidia-cudnn-frontend/nvidia_cudnn_frontend-1.31.0-cp312-cp312-win_amd64.whl", hash = "sha256:786c7dc590d436338c55b74e3204fc2adb4739acafb1a5e46ce032282e601e2e" },
 ]
 
 [[package]]