From 8b801525813b19beda4a988278ac2f2681217775 Mon Sep 17 00:00:00 2001
From: Zachary Ware <zach@python.org>
Date: Fri, 13 Feb 2026 12:48:52 -0600
Subject: [PATCH] [3.13] gh-144551: Update Windows builds to use OpenSSL 3.0.19
 (GH-144793) (cherry picked from commit
 928602c0ac385eca81b90956ba8d36d04e7dd6de)

Co-authored-by: Zachary Ware <zach@python.org>
---
 .../2026-02-13-11-07-51.gh-issue-144551.ENtMYD.rst        | 1 +
 Misc/externals.spdx.json                                  | 8 ++++----
 PCbuild/get_externals.bat                                 | 4 ++--
 PCbuild/python.props                                      | 4 ++--
 4 files changed, 9 insertions(+), 8 deletions(-)
 create mode 100644 Misc/NEWS.d/next/Windows/2026-02-13-11-07-51.gh-issue-144551.ENtMYD.rst

diff --git a/Misc/NEWS.d/next/Windows/2026-02-13-11-07-51.gh-issue-144551.ENtMYD.rst b/Misc/NEWS.d/next/Windows/2026-02-13-11-07-51.gh-issue-144551.ENtMYD.rst
new file mode 100644
index 00000000000000..81ff2f4a18c1e7
--- /dev/null
+++ b/Misc/NEWS.d/next/Windows/2026-02-13-11-07-51.gh-issue-144551.ENtMYD.rst
@@ -0,0 +1 @@
+Updated bundled version of OpenSSL to 3.0.19.
diff --git a/Misc/externals.spdx.json b/Misc/externals.spdx.json
index e9338dec42b24f..8b8aa776175ead 100644
--- a/Misc/externals.spdx.json
+++ b/Misc/externals.spdx.json
@@ -70,21 +70,21 @@
       "checksums": [
         {
           "algorithm": "SHA256",
-          "checksumValue": "9b07560b6c1afa666bd78b8d3aa5c83fdda02149afdf048596d5b0e0dac1ee55"
+          "checksumValue": "c6ea8a5423f3966923060db2089f869017dfb10bcf2037394146e7a74caec0a8"
         }
       ],
-      "downloadLocation": "https://github.com/python/cpython-source-deps/archive/refs/tags/openssl-3.0.18.tar.gz",
+      "downloadLocation": "https://github.com/python/cpython-source-deps/archive/refs/tags/openssl-3.0.19.tar.gz",
       "externalRefs": [
         {
           "referenceCategory": "SECURITY",
-          "referenceLocator": "cpe:2.3:a:openssl:openssl:3.0.18:*:*:*:*:*:*:*",
+          "referenceLocator": "cpe:2.3:a:openssl:openssl:3.0.19:*:*:*:*:*:*:*",
           "referenceType": "cpe23Type"
         }
       ],
       "licenseConcluded": "NOASSERTION",
       "name": "openssl",
       "primaryPackagePurpose": "SOURCE",
-      "versionInfo": "3.0.18"
+      "versionInfo": "3.0.19"
     },
     {
       "SPDXID": "SPDXRef-PACKAGE-sqlite",
diff --git a/PCbuild/get_externals.bat b/PCbuild/get_externals.bat
index 55f4d5f3c04c4b..4fda1c5b28ec5d 100644
--- a/PCbuild/get_externals.bat
+++ b/PCbuild/get_externals.bat
@@ -53,7 +53,7 @@ echo.Fetching external libraries...
 set libraries=
 set libraries=%libraries%                                       bzip2-1.0.8
 if NOT "%IncludeLibffiSrc%"=="false" set libraries=%libraries%  libffi-3.4.4
-if NOT "%IncludeSSLSrc%"=="false" set libraries=%libraries%     openssl-3.0.18
+if NOT "%IncludeSSLSrc%"=="false" set libraries=%libraries%     openssl-3.0.19
 set libraries=%libraries%                                       mpdecimal-4.0.0
 set libraries=%libraries%                                       sqlite-3.50.4.0
 if NOT "%IncludeTkinterSrc%"=="false" set libraries=%libraries% tcl-core-8.6.15.0
@@ -77,7 +77,7 @@ echo.Fetching external binaries...
 
 set binaries=
 if NOT "%IncludeLibffi%"=="false"  set binaries=%binaries% libffi-3.4.4
-if NOT "%IncludeSSL%"=="false"     set binaries=%binaries% openssl-bin-3.0.18
+if NOT "%IncludeSSL%"=="false"     set binaries=%binaries% openssl-bin-3.0.19
 if NOT "%IncludeTkinter%"=="false" set binaries=%binaries% tcltk-8.6.15.0
 if NOT "%IncludeSSLSrc%"=="false"  set binaries=%binaries% nasm-2.11.06
 
diff --git a/PCbuild/python.props b/PCbuild/python.props
index 87de23f228f6fd..c29caa61bbd4cc 100644
--- a/PCbuild/python.props
+++ b/PCbuild/python.props
@@ -76,8 +76,8 @@
     <libffiOutDir Condition="$(libffiOutDir) == ''">$(libffiDir)$(ArchName)\</libffiOutDir>
     <libffiIncludeDir Condition="$(libffiIncludeDir) == ''">$(libffiOutDir)include</libffiIncludeDir>
     <mpdecimalDir Condition="$(mpdecimalDir) == ''">$(ExternalsDir)\mpdecimal-4.0.0\</mpdecimalDir>
-    <opensslDir Condition="$(opensslDir) == ''">$(ExternalsDir)openssl-3.0.18\</opensslDir>
-    <opensslOutDir Condition="$(opensslOutDir) == ''">$(ExternalsDir)openssl-bin-3.0.18\$(ArchName)\</opensslOutDir>
+    <opensslDir Condition="$(opensslDir) == ''">$(ExternalsDir)openssl-3.0.19\</opensslDir>
+    <opensslOutDir Condition="$(opensslOutDir) == ''">$(ExternalsDir)openssl-bin-3.0.19\$(ArchName)\</opensslOutDir>
     <opensslIncludeDir Condition="$(opensslIncludeDir) == ''">$(opensslOutDir)include</opensslIncludeDir>
     <nasmDir Condition="$(nasmDir) == ''">$(ExternalsDir)\nasm-2.11.06\</nasmDir>
     <zlibDir Condition="$(zlibDir) == ''">$(ExternalsDir)\zlib-1.3.1\</zlibDir>