diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index 4c34d7bd..565d5887 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -21,7 +21,7 @@ dependencies = [
     "pydantic_settings==2.13.0",
     "pyjwt==2.12.0",
     "python-dotenv==1.2.1",
-    "python-multipart==0.0.22",
+    "python-multipart==0.0.26",
     "sentry-sdk==2.57.0",
     "sqlalchemy==2.0.44",
     "sqlalchemy-stubs==0.4",
diff --git a/backend/uv.lock b/backend/uv.lock
index b1bf58b1..68a80c3f 100644
--- a/backend/uv.lock
+++ b/backend/uv.lock
@@ -391,7 +391,7 @@ requires-dist = [
     { name = "pydantic-settings", specifier = "==2.13.0" },
     { name = "pyjwt", specifier = "==2.12.0" },
     { name = "python-dotenv", specifier = "==1.2.1" },
-    { name = "python-multipart", specifier = "==0.0.22" },
+    { name = "python-multipart", specifier = "==0.0.26" },
     { name = "sentry-sdk", specifier = "==2.57.0" },
     { name = "sqlalchemy", specifier = "==2.0.44" },
     { name = "sqlalchemy-stubs", specifier = "==0.4" },
@@ -1528,11 +1528,11 @@ wheels = [
 
 [[package]]
 name = "python-multipart"
-version = "0.0.22"
+version = "0.0.26"
 source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/94/01/979e98d542a70714b0cb2b6728ed0b7c46792b695e3eaec3e20711271ca3/python_multipart-0.0.22.tar.gz", hash = "sha256:7340bef99a7e0032613f56dc36027b959fd3b30a787ed62d310e951f7c3a3a58", size = 37612, upload-time = "2026-01-25T10:15:56.219Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/88/71/b145a380824a960ebd60e1014256dbb7d2253f2316ff2d73dfd8928ec2c3/python_multipart-0.0.26.tar.gz", hash = "sha256:08fadc45918cd615e26846437f50c5d6d23304da32c341f289a617127b081f17", size = 43501, upload-time = "2026-04-10T14:09:59.473Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/1b/d0/397f9626e711ff749a95d96b7af99b9c566a9bb5129b8e4c10fc4d100304/python_multipart-0.0.22-py3-none-any.whl", hash = "sha256:2b2cd894c83d21bf49d702499531c7bafd057d730c201782048f7945d82de155", size = 24579, upload-time = "2026-01-25T10:15:54.811Z" },
+    { url = "https://files.pythonhosted.org/packages/9a/22/f1925cdda983ab66fc8ec6ec8014b959262747e58bdca26a4e3d1da29d56/python_multipart-0.0.26-py3-none-any.whl", hash = "sha256:c0b169f8c4484c13b0dcf2ef0ec3a4adb255c4b7d18d8e420477d2b1dd03f185", size = 28847, upload-time = "2026-04-10T14:09:58.131Z" },
 ]
 
 [[package]]