diff --git a/appengine/flexible/websockets/requirements.txt b/appengine/flexible/websockets/requirements.txt
index c1525d3607..694269e862 100644
--- a/appengine/flexible/websockets/requirements.txt
+++ b/appengine/flexible/websockets/requirements.txt
@@ -1,4 +1,4 @@
-Flask==1.1.4 # it seems like Flask-sockets doesn't play well with 2.0+
+Flask==2.2.5 # it seems like Flask-sockets doesn't play well with 2.0+
 Flask-Sockets==0.2.1
 gunicorn==23.0.0
 requests==2.31.0
diff --git a/bigquery/remote-function/document/requirements-test.txt b/bigquery/remote-function/document/requirements-test.txt
index ac936365b2..89eff99fd4 100644
--- a/bigquery/remote-function/document/requirements-test.txt
+++ b/bigquery/remote-function/document/requirements-test.txt
@@ -1,4 +1,4 @@
-Flask==2.2.2
+Flask==2.2.5
 functions-framework==3.9.2
 google-cloud-documentai==3.0.1
 pytest==9.0.3; python_version >= "3.10"
diff --git a/bigquery/remote-function/document/requirements.txt b/bigquery/remote-function/document/requirements.txt
index 5d039df280..c279da9657 100644
--- a/bigquery/remote-function/document/requirements.txt
+++ b/bigquery/remote-function/document/requirements.txt
@@ -1,4 +1,4 @@
-Flask==2.2.2
+Flask==2.2.5
 functions-framework==3.9.2
 google-cloud-documentai==3.0.1
 Werkzeug==2.3.8
diff --git a/bigquery/remote-function/translate/requirements-test.txt b/bigquery/remote-function/translate/requirements-test.txt
index adb53acce3..356c775571 100644
--- a/bigquery/remote-function/translate/requirements-test.txt
+++ b/bigquery/remote-function/translate/requirements-test.txt
@@ -1,4 +1,4 @@
-Flask==2.2.2
+Flask==2.2.5
 functions-framework==3.9.2
 google-cloud-translate==3.18.0
 pytest==9.0.3; python_version >= "3.10"
diff --git a/bigquery/remote-function/translate/requirements.txt b/bigquery/remote-function/translate/requirements.txt
index 8f3760f384..76f99366ee 100644
--- a/bigquery/remote-function/translate/requirements.txt
+++ b/bigquery/remote-function/translate/requirements.txt
@@ -1,4 +1,4 @@
-Flask==2.2.2
+Flask==2.2.5
 functions-framework==3.9.2
 google-cloud-translate==3.18.0
 Werkzeug==2.3.8
diff --git a/bigquery/remote-function/vision/requirements-test.txt b/bigquery/remote-function/vision/requirements-test.txt
index 20f0bc405f..7e3e755427 100644
--- a/bigquery/remote-function/vision/requirements-test.txt
+++ b/bigquery/remote-function/vision/requirements-test.txt
@@ -1,4 +1,4 @@
-Flask==2.2.2
+Flask==2.2.5
 functions-framework==3.9.2
 google-cloud-vision==3.8.1
 pytest==9.0.3; python_version >= "3.10"
diff --git a/bigquery/remote-function/vision/requirements.txt b/bigquery/remote-function/vision/requirements.txt
index 6737756c47..40c182037e 100644
--- a/bigquery/remote-function/vision/requirements.txt
+++ b/bigquery/remote-function/vision/requirements.txt
@@ -1,4 +1,4 @@
-Flask==2.2.2
+Flask==2.2.5
 functions-framework==3.9.2
 google-cloud-vision==3.8.1
 Werkzeug==2.3.8
diff --git a/cloud-sql/mysql/sqlalchemy/requirements.txt b/cloud-sql/mysql/sqlalchemy/requirements.txt
index bcb4ea5c4b..cf17673b13 100644
--- a/cloud-sql/mysql/sqlalchemy/requirements.txt
+++ b/cloud-sql/mysql/sqlalchemy/requirements.txt
@@ -1,4 +1,4 @@
-Flask==2.2.2
+Flask==2.2.5
 SQLAlchemy==2.0.40
 PyMySQL==1.1.2
 gunicorn==23.0.0
diff --git a/cloud-sql/postgres/sqlalchemy/requirements.txt b/cloud-sql/postgres/sqlalchemy/requirements.txt
index e44a280e6b..8b1e5c2c6b 100644
--- a/cloud-sql/postgres/sqlalchemy/requirements.txt
+++ b/cloud-sql/postgres/sqlalchemy/requirements.txt
@@ -1,4 +1,4 @@
-Flask==2.2.2
+Flask==2.2.5
 pg8000==1.31.5
 SQLAlchemy==2.0.40
 cloud-sql-python-connector==1.20.1
diff --git a/cloud-sql/sql-server/sqlalchemy/requirements.txt b/cloud-sql/sql-server/sqlalchemy/requirements.txt
index 32660dce88..9d5e661bd4 100644
--- a/cloud-sql/sql-server/sqlalchemy/requirements.txt
+++ b/cloud-sql/sql-server/sqlalchemy/requirements.txt
@@ -1,4 +1,4 @@
-Flask==2.2.2
+Flask==2.2.5
 gunicorn==23.0.0
 python-tds==1.16.0
 pyopenssl==26.0.0
diff --git a/functions/v2/response_streaming/requirements.txt b/functions/v2/response_streaming/requirements.txt
index 56da3662b5..a9393ffb6a 100644
--- a/functions/v2/response_streaming/requirements.txt
+++ b/functions/v2/response_streaming/requirements.txt
@@ -1,4 +1,4 @@
-Flask==2.2.2
+Flask==2.2.5
 functions-framework==3.9.2
 google-cloud-bigquery==3.27.0
 pytest==8.2.0
diff --git a/recaptcha_enterprise/snippets/requirements-test.txt b/recaptcha_enterprise/snippets/requirements-test.txt
index 814cf66999..ea2b730c1f 100644
--- a/recaptcha_enterprise/snippets/requirements-test.txt
+++ b/recaptcha_enterprise/snippets/requirements-test.txt
@@ -1,5 +1,5 @@
 selenium==4.10.0
-Flask==2.2.2
+Flask==2.2.5
 Werkzeug==2.3.8
 pytest==8.2.0
 pytest-flask==1.2.0