diff --git a/Cargo.lock b/Cargo.lock
index df2562bc789a1..ae649b5ceba0a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -6705,9 +6705,9 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.8.3"
+version = "1.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "81ca098a9821bd52d6b24fd8b10bd081f47d39c22778cafaa75a2857a62c6390"
+checksum = "d0ab3ca65655bb1e41f2a8c8cd662eb4fb035e67c3f78da1d61dffe89d07300f"
 dependencies = [
  "aho-corasick 1.0.1",
  "memchr",
diff --git a/Cargo.toml b/Cargo.toml
index 246c963bca96e..0082226603050 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -293,7 +293,7 @@ rand = { version = "0.8.5", default-features = false, features = ["small_rng"] }
 rand_distr = { version = "0.4.3", default-features = false }
 rdkafka = { version = "0.31.0", default-features = false, features = ["tokio", "libz", "ssl", "zstd"], optional = true }
 redis = { version = "0.23.0", default-features = false, features = ["connection-manager", "tokio-comp", "tokio-native-tls-comp"], optional = true }
-regex = { version = "1.8.3", default-features = false, features = ["std", "perf"] }
+regex = { version = "1.8.4", default-features = false, features = ["std", "perf"] }
 roaring = { version = "0.10.1", default-features = false, optional = true }
 seahash = { version = "4.1.0", default-features = false }
 semver = { version = "1.0.17", default-features = false, features = ["serde", "std"], optional = true }
diff --git a/lib/codecs/Cargo.toml b/lib/codecs/Cargo.toml
index 4bc98d62ff0b2..93aa9b6e2980f 100644
--- a/lib/codecs/Cargo.toml
+++ b/lib/codecs/Cargo.toml
@@ -17,7 +17,7 @@ memchr = { version = "2", default-features = false }
 once_cell = { version = "1.18", default-features = false }
 ordered-float = { version = "3.7.0", default-features = false }
 prost = { version = "0.11.8", default-features = false, features = ["std"] }
-regex = { version = "1.8.3", default-features = false, features = ["std", "perf"] }
+regex = { version = "1.8.4", default-features = false, features = ["std", "perf"] }
 serde = { version = "1", default-features = false, features = ["derive"] }
 serde_json = { version = "1", default-features = false }
 smallvec = { version = "1", default-features = false, features = ["union"] }
diff --git a/lib/vector-core/Cargo.toml b/lib/vector-core/Cargo.toml
index 456d93ac4b8e4..a4c5d089146ac 100644
--- a/lib/vector-core/Cargo.toml
+++ b/lib/vector-core/Cargo.toml
@@ -38,7 +38,7 @@ proptest = { version = "1.2", optional = true }
 prost-types = { version = "0.11", default-features = false }
 prost = { version = "0.11", default-features = false, features = ["std"] }
 quanta = { version = "0.11.1", default-features = false }
-regex = { version = "1.8.3", default-features = false, features = ["std", "perf"] }
+regex = { version = "1.8.4", default-features = false, features = ["std", "perf"] }
 ryu = { version = "1", default-features = false }
 serde = { version = "1.0.163", default-features = false, features = ["derive", "rc"] }
 serde_json = { version = "1.0.96", default-features = false }
diff --git a/vdev/Cargo.toml b/vdev/Cargo.toml
index 6f1e16d848ef5..5d8730c83ffdf 100644
--- a/vdev/Cargo.toml
+++ b/vdev/Cargo.toml
@@ -30,7 +30,7 @@ os_info = { version = "3.7.0", default-features = false }
 # watch https://github.com/epage/anstyle for official interop with Clap
 owo-colors = { version = "3.5.0", features = ["supports-colors"] }
 paste = "1.0.12"
-regex = { version = "1.8.3", default-features = false, features = ["std", "perf"] }
+regex = { version = "1.8.4", default-features = false, features = ["std", "perf"] }
 reqwest = { version = "0.11", features = ["json", "blocking"] }
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0.96"