diff --git a/cpp/thirdparty/versions.txt b/cpp/thirdparty/versions.txt
index 4eb03f7fea2..2d54da83504 100644
--- a/cpp/thirdparty/versions.txt
+++ b/cpp/thirdparty/versions.txt
@@ -95,8 +95,8 @@ ARROW_UTF8PROC_BUILD_VERSION=v2.7.0
 ARROW_UTF8PROC_BUILD_SHA256_CHECKSUM=4bb121e297293c0fd55f08f83afab6d35d48f0af4ecc07523ad8ec99aa2b12a1
 ARROW_XSIMD_BUILD_VERSION=7d1778c3b38d63db7cec7145d939f40bc5d859d1
 ARROW_XSIMD_BUILD_SHA256_CHECKSUM=d861f4f3034550cdc62ad93fd60e8b0f2413a6ea49081c8698922b7b4f043ec6
-ARROW_ZLIB_BUILD_VERSION=1.2.11
-ARROW_ZLIB_BUILD_SHA256_CHECKSUM=c3e5e9fdd5004dcb542feda5ee4f0ff0744628baf8ed2dd5d66f8ca1197cb1a1
+ARROW_ZLIB_BUILD_VERSION=1.2.12
+ARROW_ZLIB_BUILD_SHA256_CHECKSUM=91844808532e5ce316b3c010929493c0244f3d37593afd6de04f71821d5136d9
 ARROW_ZSTD_BUILD_VERSION=v1.5.1
 ARROW_ZSTD_BUILD_SHA256_CHECKSUM=dc05773342b28f11658604381afd22cb0a13e8ba17ff2bd7516df377060c18dd