diff --git a/Cargo.lock b/Cargo.lock
index ec2dc6b1942a3..e4d169cc60ddf 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1287,7 +1287,7 @@ dependencies = [
  "pin-project",
  "quick-xml",
  "rand 0.8.5",
- "reqwest",
+ "reqwest 0.11.27",
  "rustc_version 0.4.0",
  "serde",
  "serde_json",
@@ -2693,7 +2693,7 @@ dependencies = [
  "log",
  "once_cell",
  "percent-encoding",
- "reqwest",
+ "reqwest 0.11.27",
  "serde",
  "serde_json",
  "tokio",
@@ -3607,7 +3607,7 @@ dependencies = [
  "arc-swap",
  "futures 0.3.30",
  "log",
- "reqwest",
+ "reqwest 0.11.27",
  "serde",
  "serde_derive",
  "serde_json",
@@ -4249,6 +4249,7 @@ dependencies = [
  "bytes 1.6.0",
  "futures-channel",
  "futures-util",
+ "h2 0.4.4",
  "http 1.0.0",
  "http-body 1.0.0",
  "httparse",
@@ -4369,6 +4370,22 @@ dependencies = [
  "tokio-native-tls",
 ]
 
+[[package]]
+name = "hyper-tls"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70206fc6890eaca9fde8a0bf71caa2ddfc9fe045ac9e5c70df101a7dbde866e0"
+dependencies = [
+ "bytes 1.6.0",
+ "http-body-util",
+ "hyper 1.2.0",
+ "hyper-util",
+ "native-tls",
+ "tokio",
+ "tokio-native-tls",
+ "tower-service",
+]
+
 [[package]]
 name = "hyper-util"
 version = "0.1.3"
@@ -4592,7 +4609,7 @@ dependencies = [
  "socket2 0.5.7",
  "widestring 1.0.2",
  "windows-sys 0.48.0",
- "winreg",
+ "winreg 0.50.0",
 ]
 
 [[package]]
@@ -4737,7 +4754,7 @@ dependencies = [
  "k8s-test-framework",
  "rand 0.8.5",
  "regex",
- "reqwest",
+ "reqwest 0.12.4",
  "serde_json",
  "tokio",
  "tracing 0.1.40",
@@ -5917,7 +5934,7 @@ dependencies = [
  "getrandom 0.2.14",
  "http 0.2.9",
  "rand 0.8.5",
- "reqwest",
+ "reqwest 0.11.27",
  "serde",
  "serde_json",
  "serde_path_to_error",
@@ -6014,7 +6031,7 @@ dependencies = [
  "once_cell",
  "percent-encoding",
  "quick-xml",
- "reqwest",
+ "reqwest 0.11.27",
  "serde",
  "serde_json",
  "tokio",
@@ -7520,9 +7537,9 @@ dependencies = [
 
 [[package]]
 name = "reqwest"
-version = "0.11.26"
+version = "0.11.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "78bf93c4af7a8bb7d879d51cebe797356ff10ae8516ace542b5182d9dcac10b2"
+checksum = "dd67538700a17451e7cba03ac727fb961abb7607553461627b97de0b89cf4a62"
 dependencies = [
  "base64 0.21.7",
  "bytes 1.6.0",
@@ -7534,7 +7551,7 @@ dependencies = [
  "http-body 0.4.5",
  "hyper 0.14.28",
  "hyper-rustls 0.24.2",
- "hyper-tls",
+ "hyper-tls 0.5.0",
  "ipnet",
  "js-sys",
  "log",
@@ -7562,7 +7579,50 @@ dependencies = [
  "wasm-streams",
  "web-sys",
  "webpki-roots",
- "winreg",
+ "winreg 0.50.0",
+]
+
+[[package]]
+name = "reqwest"
+version = "0.12.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "566cafdd92868e0939d3fb961bd0dc25fcfaaed179291093b3d43e6b3150ea10"
+dependencies = [
+ "base64 0.22.1",
+ "bytes 1.6.0",
+ "encoding_rs",
+ "futures-channel",
+ "futures-core",
+ "futures-util",
+ "h2 0.4.4",
+ "http 1.0.0",
+ "http-body 1.0.0",
+ "http-body-util",
+ "hyper 1.2.0",
+ "hyper-tls 0.6.0",
+ "hyper-util",
+ "ipnet",
+ "js-sys",
+ "log",
+ "mime",
+ "native-tls",
+ "once_cell",
+ "percent-encoding",
+ "pin-project-lite",
+ "rustls-pemfile 2.1.0",
+ "serde",
+ "serde_json",
+ "serde_urlencoded",
+ "sync_wrapper",
+ "system-configuration",
+ "tokio",
+ "tokio-native-tls",
+ "tower-service",
+ "url",
+ "wasm-bindgen",
+ "wasm-bindgen-futures",
+ "web-sys",
+ "winreg 0.52.0",
 ]
 
 [[package]]
@@ -10055,7 +10115,7 @@ dependencies = [
  "owo-colors",
  "paste",
  "regex",
- "reqwest",
+ "reqwest 0.12.4",
  "serde",
  "serde_json",
  "serde_yaml 0.9.34+deprecated",
@@ -10203,7 +10263,7 @@ dependencies = [
  "rdkafka",
  "redis",
  "regex",
- "reqwest",
+ "reqwest 0.12.4",
  "rmp-serde",
  "rmpv",
  "roaring",
@@ -10271,7 +10331,7 @@ dependencies = [
  "futures 0.3.30",
  "graphql_client",
  "indoc",
- "reqwest",
+ "reqwest 0.12.4",
  "serde",
  "serde_json",
  "tokio",
@@ -11252,6 +11312,16 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
+[[package]]
+name = "winreg"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a277a57398d4bfa075df44f501a17cfdf8542d224f0d36095a2adc7aee4ef0a5"
+dependencies = [
+ "cfg-if",
+ "windows-sys 0.48.0",
+]
+
 [[package]]
 name = "wiremock"
 version = "0.5.22"
diff --git a/Cargo.toml b/Cargo.toml
index caa0ea917246d..1f8064bf849b4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -379,7 +379,7 @@ libc = "0.2.154"
 similar-asserts = "1.5.0"
 proptest.workspace = true
 quickcheck = "1.0.3"
-reqwest = { version = "0.11", features = ["json"] }
+reqwest = { version = "0.12", features = ["json"] }
 rstest = {version = "0.19.0"}
 tempfile = "3.10.1"
 test-generator = "0.3.1"
diff --git a/lib/k8s-e2e-tests/Cargo.toml b/lib/k8s-e2e-tests/Cargo.toml
index 04ff1944186de..6afc1a59fd8f7 100644
--- a/lib/k8s-e2e-tests/Cargo.toml
+++ b/lib/k8s-e2e-tests/Cargo.toml
@@ -12,7 +12,7 @@ futures = "0.3"
 k8s-openapi = { version = "0.16.0", default-features = false, features = ["v1_19"] }
 k8s-test-framework = { version = "0.1", path = "../k8s-test-framework" }
 regex = "1"
-reqwest = { version = "0.11.26", features = ["json"] }
+reqwest = { version = "0.12.4", features = ["json"] }
 serde_json.workspace = true
 tokio = { version = "1.37.0", features = ["full"] }
 indoc = "2.0.5"
diff --git a/lib/vector-api-client/Cargo.toml b/lib/vector-api-client/Cargo.toml
index e004265c3cd92..10c0797cd6349 100644
--- a/lib/vector-api-client/Cargo.toml
+++ b/lib/vector-api-client/Cargo.toml
@@ -24,7 +24,7 @@ tokio-stream = { version = "0.1.15", default-features = false, features = ["sync
 graphql_client = { version = "0.14.0", default-features = false, features = ["graphql_query_derive"] }
 
 # HTTP / WebSockets
-reqwest = { version = "0.11.26", default-features = false, features = ["json"] }
+reqwest = { version = "0.12.4", default-features = false, features = ["json"] }
 tokio-tungstenite = { version = "0.20.1", default-features = false, features = ["connect", "rustls"] }
 
 # External libs
diff --git a/vdev/Cargo.toml b/vdev/Cargo.toml
index 21ab0c84ee173..ac726c2f21726 100644
--- a/vdev/Cargo.toml
+++ b/vdev/Cargo.toml
@@ -30,7 +30,7 @@ os_info = { version = "3.8.2", default-features = false }
 owo-colors = { version = "4.0.0", features = ["supports-colors"] }
 paste = "1.0.14"
 regex = { version = "1.10.4", default-features = false, features = ["std", "perf"] }
-reqwest = { version = "0.11", features = ["json", "blocking"] }
+reqwest = { version = "0.12", features = ["json", "blocking"] }
 serde.workspace = true
 serde_json.workspace = true
 serde_yaml = "0.9.34"