diff --git a/go.mod b/go.mod
index f5fab9614e6..439924bc66b 100644
--- a/go.mod
+++ b/go.mod
@@ -26,7 +26,7 @@ require (
 	github.com/prometheus/client_golang v1.20.5
 	github.com/stretchr/testify v1.10.0
 	golang.org/x/crypto v0.31.0
-	golang.org/x/net v0.32.0
+	golang.org/x/net v0.33.0
 	golang.org/x/sys v0.28.0
 	google.golang.org/grpc v1.69.0
 	google.golang.org/protobuf v1.36.0
diff --git a/go.sum b/go.sum
index 4608424b5c5..8294403b768 100644
--- a/go.sum
+++ b/go.sum
@@ -2620,8 +2620,8 @@ golang.org/x/net v0.23.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
 golang.org/x/net v0.24.0/go.mod h1:2Q7sJY5mzlzWjKtYUEXSlBWCdyaioyXzRB2RtU8KVE8=
 golang.org/x/net v0.25.0/go.mod h1:JkAGAh7GEvH74S6FOH42FLoXpXbE/aqXSrIQjXgsiwM=
 golang.org/x/net v0.26.0/go.mod h1:5YKkiSynbBIh3p6iOc/vibscux0x38BZDkn8sCUPxHE=
-golang.org/x/net v0.32.0 h1:ZqPmj8Kzc+Y6e0+skZsuACbx+wzMgo5MQsJh9Qd6aYI=
-golang.org/x/net v0.32.0/go.mod h1:CwU0IoeOlnQQWJ6ioyFrfRuomB8GKF6KbYXZVyeXNfs=
+golang.org/x/net v0.33.0 h1:74SYHlV8BIgHIFC/LrYkOGIwL19eTYXQ5wc6TBuO36I=
+golang.org/x/net v0.33.0/go.mod h1:HXLR5J+9DxmrqMwG9qjGCxZ+zKXxBru04zlTvWlWuN4=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
diff --git a/vendor/golang.org/x/net/html/doctype.go b/vendor/golang.org/x/net/html/doctype.go
index c484e5a94fb..bca3ae9a0c2 100644
--- a/vendor/golang.org/x/net/html/doctype.go
+++ b/vendor/golang.org/x/net/html/doctype.go
@@ -87,7 +87,7 @@ func parseDoctype(s string) (n *Node, quirks bool) {
 			}
 		}
 		if lastAttr := n.Attr[len(n.Attr)-1]; lastAttr.Key == "system" &&
-			strings.ToLower(lastAttr.Val) == "http://www.ibm.com/data/dtd/v11/ibmxhtml1-transitional.dtd" {
+			strings.EqualFold(lastAttr.Val, "http://www.ibm.com/data/dtd/v11/ibmxhtml1-transitional.dtd") {
 			quirks = true
 		}
 	}
diff --git a/vendor/golang.org/x/net/html/foreign.go b/vendor/golang.org/x/net/html/foreign.go
index 9da9e9dc424..e8515d8e887 100644
--- a/vendor/golang.org/x/net/html/foreign.go
+++ b/vendor/golang.org/x/net/html/foreign.go
@@ -40,8 +40,7 @@ func htmlIntegrationPoint(n *Node) bool {
 		if n.Data == "annotation-xml" {
 			for _, a := range n.Attr {
 				if a.Key == "encoding" {
-					val := strings.ToLower(a.Val)
-					if val == "text/html" || val == "application/xhtml+xml" {
+					if strings.EqualFold(a.Val, "text/html") || strings.EqualFold(a.Val, "application/xhtml+xml") {
 						return true
 					}
 				}
diff --git a/vendor/golang.org/x/net/html/parse.go b/vendor/golang.org/x/net/html/parse.go
index 46a89eda6c1..643c674e378 100644
--- a/vendor/golang.org/x/net/html/parse.go
+++ b/vendor/golang.org/x/net/html/parse.go
@@ -840,6 +840,10 @@ func afterHeadIM(p *parser) bool {
 
 	p.parseImpliedToken(StartTagToken, a.Body, a.Body.String())
 	p.framesetOK = true
+	if p.tok.Type == ErrorToken {
+		// Stop parsing.
+		return true
+	}
 	return false
 }
 
@@ -1031,7 +1035,7 @@ func inBodyIM(p *parser) bool {
 			if p.tok.DataAtom == a.Input {
 				for _, t := range p.tok.Attr {
 					if t.Key == "type" {
-						if strings.ToLower(t.Val) == "hidden" {
+						if strings.EqualFold(t.Val, "hidden") {
 							// Skip setting framesetOK = false
 							return true
 						}
@@ -1459,7 +1463,7 @@ func inTableIM(p *parser) bool {
 			return inHeadIM(p)
 		case a.Input:
 			for _, t := range p.tok.Attr {
-				if t.Key == "type" && strings.ToLower(t.Val) == "hidden" {
+				if t.Key == "type" && strings.EqualFold(t.Val, "hidden") {
 					p.addElement()
 					p.oe.pop()
 					return true
diff --git a/vendor/modules.txt b/vendor/modules.txt
index bfb1aa3b9e3..a3cf92d30c8 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -753,7 +753,7 @@ golang.org/x/crypto/ssh/internal/bcrypt_pbkdf
 golang.org/x/exp/constraints
 golang.org/x/exp/maps
 golang.org/x/exp/slices
-# golang.org/x/net v0.32.0
+# golang.org/x/net v0.33.0
 ## explicit; go 1.18
 golang.org/x/net/context
 golang.org/x/net/html