diff --git a/Cargo.lock b/Cargo.lock
index 4d364703fe5d3..84e0299788997 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -390,7 +390,7 @@ dependencies = [
  "arrow-data 50.0.0",
  "arrow-schema 50.0.0",
  "arrow-select 50.0.0",
- "base64 0.21.4",
+ "base64 0.21.7",
  "chrono",
  "half 2.3.1",
  "lexical-core",
@@ -451,7 +451,7 @@ dependencies = [
  "arrow-cast 50.0.0",
  "arrow-ipc 50.0.0",
  "arrow-schema 50.0.0",
- "base64 0.21.4",
+ "base64 0.21.7",
  "bytes",
  "futures",
  "paste",
@@ -665,7 +665,7 @@ dependencies = [
  "arrow-array 50.0.0",
  "arrow-ipc 50.0.0",
  "arrow-schema 50.0.0",
- "base64 0.21.4",
+ "base64 0.21.7",
  "genawaiter",
  "lazy_static",
  "tempfile",
@@ -783,7 +783,7 @@ version = "0.33.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dbc1f1a75fd07f0f517322d103211f12d757658e91676def9a2e688774656c60"
 dependencies = [
- "base64 0.21.4",
+ "base64 0.21.7",
  "bytes",
  "futures",
  "http 0.2.9",
@@ -1432,9 +1432,15 @@ checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
 
 [[package]]
 name = "base64"
-version = "0.21.4"
+version = "0.21.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9ba43ea6f343b788c8764558649e08df62f86c6ef251fdaeb1ffd010a9ae50a2"
+checksum = "9d297deb1925b89f2ccc13d7635fa0714f12c87adce1c75356b39ca9b7178567"
+
+[[package]]
+name = "base64"
+version = "0.22.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9475866fec1451be56a3c2400fd081ff546538961565ccb5b7142cbd22bc7a51"
 
 [[package]]
 name = "base64-simd"
@@ -1452,7 +1458,7 @@ version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c5b0a88aa36e9f095ee2e2b13fb8c5e4313e022783aedacc123328c0084916d"
 dependencies = [
- "base64 0.21.4",
+ "base64 0.21.7",
 ]
 
 [[package]]
@@ -3079,7 +3085,7 @@ dependencies = [
  "arrow-buffer 48.0.1",
  "arrow-ord 48.0.1",
  "arrow-schema 48.0.1",
- "base64 0.21.4",
+ "base64 0.21.7",
  "blake2",
  "blake3",
  "chrono",
@@ -4621,7 +4627,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "af1087f1fbd2dd3f58c17c7574ddd99cd61cbbbc2c4dc81114b8687209b196cb"
 dependencies = [
  "async-trait",
- "base64 0.21.4",
+ "base64 0.21.7",
  "google-cloud-metadata",
  "google-cloud-token",
  "home",
@@ -5446,7 +5452,7 @@ version = "8.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6971da4d9c3aa03c3d8f3ff0f4155b534aad021292003895a469716b2a230378"
 dependencies = [
- "base64 0.21.4",
+ "base64 0.21.7",
  "pem 1.1.1",
  "ring 0.16.20",
  "serde",
@@ -5460,7 +5466,7 @@ version = "9.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5c7ea04a7c5c055c175f189b6dc6ba036fd62306b58c66c9f6389036c503a3f4"
 dependencies = [
- "base64 0.21.4",
+ "base64 0.21.7",
  "js-sys",
  "pem 3.0.2",
  "ring 0.17.5",
@@ -6296,7 +6302,7 @@ version = "0.31.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "06f19e4cfa0ab5a76b627cec2d81331c49b034988eaf302c3bafeada684eadef"
 dependencies = [
- "base64 0.21.4",
+ "base64 0.21.7",
  "bigdecimal 0.4.2",
  "bindgen",
  "bitflags 2.4.0",
@@ -6669,7 +6675,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f930c88a43b1c3f6e776dfe495b4afab89882dbc81530c632db2ed65451ebcb4"
 dependencies = [
  "async-trait",
- "base64 0.21.4",
+ "base64 0.21.7",
  "bytes",
  "chrono",
  "futures",
@@ -6712,7 +6718,7 @@ dependencies = [
  "anyhow",
  "async-trait",
  "backon",
- "base64 0.21.4",
+ "base64 0.21.7",
  "bytes",
  "chrono",
  "flagset",
@@ -7119,7 +7125,7 @@ dependencies = [
  "arrow-ipc 48.0.1",
  "arrow-schema 48.0.1",
  "arrow-select 48.0.1",
- "base64 0.21.4",
+ "base64 0.21.7",
  "brotli",
  "bytes",
  "chrono",
@@ -7153,7 +7159,7 @@ dependencies = [
  "arrow-ipc 50.0.0",
  "arrow-schema 50.0.0",
  "arrow-select 50.0.0",
- "base64 0.21.4",
+ "base64 0.21.7",
  "brotli",
  "bytes",
  "chrono",
@@ -7237,7 +7243,7 @@ version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1030c719b0ec2a2d25a5df729d6cff1acf3cc230bf766f4f97833591f7577b90"
 dependencies = [
- "base64 0.21.4",
+ "base64 0.21.7",
  "serde",
 ]
 
@@ -7274,7 +7280,7 @@ version = "3.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3163d2912b7c3b52d651a055f2c7eec9ba5cd22d26ef75b8dd3a59980b185923"
 dependencies = [
- "base64 0.21.4",
+ "base64 0.21.7",
  "serde",
 ]
 
@@ -7535,7 +7541,7 @@ version = "0.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "49b6c5ef183cd3ab4ba005f1ca64c21e8bd97ce4699cfea9e8d9a2c4958ca520"
 dependencies = [
- "base64 0.21.4",
+ "base64 0.21.7",
  "byteorder",
  "bytes",
  "fallible-iterator 0.2.0",
@@ -8459,7 +8465,7 @@ checksum = "dce87f66ba6c6acef277a729f989a0eca946cb9ce6a15bcc036bda0f72d4b9fd"
 dependencies = [
  "anyhow",
  "async-trait",
- "base64 0.21.4",
+ "base64 0.21.7",
  "chrono",
  "form_urlencoded",
  "getrandom",
@@ -8489,7 +8495,7 @@ version = "0.11.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3e9ad3fe7488d7e34558a2033d45a0c90b72d97b4f80705666fea71472e2e6a1"
 dependencies = [
- "base64 0.21.4",
+ "base64 0.21.7",
  "bytes",
  "encoding_rs",
  "futures-core",
@@ -9099,7 +9105,7 @@ dependencies = [
  "aws-smithy-types",
  "aws-smithy-types-convert",
  "aws-types",
- "base64 0.21.4",
+ "base64 0.22.0",
  "byteorder",
  "bytes",
  "chrono",
@@ -9387,7 +9393,7 @@ dependencies = [
  "async-trait",
  "auto_enums",
  "auto_impl",
- "base64 0.21.4",
+ "base64 0.22.0",
  "bk-tree",
  "bytes",
  "clap",
@@ -10454,7 +10460,7 @@ version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2d3987094b1d07b653b7dfdc3f70ce9a1da9c51ac18c1b06b662e4f9a0e9f4b2"
 dependencies = [
- "base64 0.21.4",
+ "base64 0.21.7",
 ]
 
 [[package]]
@@ -10997,7 +11003,7 @@ version = "3.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1b0ed1662c5a68664f45b76d18deb0e234aff37207086803165c961eb695e981"
 dependencies = [
- "base64 0.21.4",
+ "base64 0.21.7",
  "chrono",
  "hex",
  "indexmap 1.9.3",
@@ -11577,7 +11583,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ca69bf415b93b60b80dc8fda3cb4ef52b2336614d8da2de5456cc942a110482"
 dependencies = [
  "atoi",
- "base64 0.21.4",
+ "base64 0.21.7",
  "bigdecimal 0.3.1",
  "bitflags 2.4.0",
  "byteorder",
@@ -11624,7 +11630,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a0db2df1b8731c3651e204629dd55e52adbae0462fa1bdcbed56a2302c18181e"
 dependencies = [
  "atoi",
- "base64 0.21.4",
+ "base64 0.21.7",
  "bigdecimal 0.3.1",
  "bitflags 2.4.0",
  "byteorder",
@@ -12375,7 +12381,7 @@ checksum = "3082666a3a6433f7f511c7192923fa1fe07c69332d3c6a2e6bb040b569199d5a"
 dependencies = [
  "async-trait",
  "axum",
- "base64 0.21.4",
+ "base64 0.21.7",
  "bytes",
  "futures-core",
  "futures-util",
@@ -12404,7 +12410,7 @@ dependencies = [
  "async-stream",
  "async-trait",
  "axum",
- "base64 0.21.4",
+ "base64 0.21.7",
  "bytes",
  "flate2",
  "h2",
@@ -13187,7 +13193,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "45cbd74a636f09d2108f9405c79857f061e19323e4abeed22e837cfe7b08a22b"
 dependencies = [
  "anyhow",
- "base64 0.21.4",
+ "base64 0.21.7",
  "bincode 1.3.3",
  "directories-next",
  "log",
@@ -13968,7 +13974,7 @@ dependencies = [
  "aws-smithy-runtime",
  "aws-smithy-types",
  "axum",
- "base64 0.21.4",
+ "base64 0.22.0",
  "bigdecimal 0.4.2",
  "bit-vec",
  "bitflags 2.4.0",
diff --git a/src/connector/Cargo.toml b/src/connector/Cargo.toml
index c64f8dec8a1dd..1efdce6a2d875 100644
--- a/src/connector/Cargo.toml
+++ b/src/connector/Cargo.toml
@@ -38,7 +38,7 @@ aws-smithy-runtime-api = { workspace = true }
 aws-smithy-types = { workspace = true }
 aws-smithy-types-convert = { version = "0.60.1", features = ["convert-chrono"] }
 aws-types = { workspace = true }
-base64 = "0.21"
+base64 = "0.22"
 byteorder = "1"
 bytes = { version = "1", features = ["serde"] }
 chrono = { version = "0.4", default-features = false, features = [
diff --git a/src/frontend/Cargo.toml b/src/frontend/Cargo.toml
index 53ece7967f189..388771e564a00 100644
--- a/src/frontend/Cargo.toml
+++ b/src/frontend/Cargo.toml
@@ -23,7 +23,7 @@ async-recursion = "1.0.5"
 async-trait = "0.1"
 auto_enums = { version = "0.8", features = ["futures03"] }
 auto_impl = "1"
-base64 = "0.21"
+base64 = "0.22"
 bk-tree = "0.5.0"
 bytes = "1"
 clap = { version = "4", features = ["derive"] }
diff --git a/src/workspace-hack/Cargo.toml b/src/workspace-hack/Cargo.toml
index 9bbeb2b9433f9..f2b4d68a451dd 100644
--- a/src/workspace-hack/Cargo.toml
+++ b/src/workspace-hack/Cargo.toml
@@ -30,7 +30,7 @@ aws-sigv4 = { version = "1", features = ["http0-compat", "sign-eventstream", "si
 aws-smithy-runtime = { version = "1", default-features = false, features = ["client", "rt-tokio", "tls-rustls"] }
 aws-smithy-types = { version = "1", default-features = false, features = ["byte-stream-poll-next", "http-body-0-4-x", "hyper-0-14-x", "rt-tokio"] }
 axum = { version = "0.6" }
-base64 = { version = "0.21", features = ["alloc"] }
+base64 = { version = "0.22", features = ["alloc"] }
 bigdecimal = { version = "0.4" }
 bit-vec = { version = "0.6" }
 bitflags = { version = "2", default-features = false, features = ["serde", "std"] }