https://github.com/python/cpython/commit/487ebb478adb88b3312c340b43e135887096c682
commit: 487ebb478adb88b3312c340b43e135887096c682
branch: 3.14
author: Zachary Ware <[email protected]>
committer: zware <[email protected]>
date: 2026-05-03T15:04:51-05:00
summary:

[3.14] gh-149254: Update Windows builds to OpenSSL 3.0.20 (GH-149327)

files:
A Misc/NEWS.d/next/Windows/2026-05-03-14-07-51.gh-issue-149254.ENtMYD.rst
M Misc/externals.spdx.json
M PCbuild/get_externals.bat
M PCbuild/python.props
M PCbuild/readme.txt

diff --git 
a/Misc/NEWS.d/next/Windows/2026-05-03-14-07-51.gh-issue-149254.ENtMYD.rst 
b/Misc/NEWS.d/next/Windows/2026-05-03-14-07-51.gh-issue-149254.ENtMYD.rst
new file mode 100644
index 00000000000000..5b7f20dff7c6fc
--- /dev/null
+++ b/Misc/NEWS.d/next/Windows/2026-05-03-14-07-51.gh-issue-149254.ENtMYD.rst
@@ -0,0 +1 @@
+Updated bundled version of OpenSSL to 3.0.20.
diff --git a/Misc/externals.spdx.json b/Misc/externals.spdx.json
index 3b37e125caed1a..bb3ecd25a4d65b 100644
--- a/Misc/externals.spdx.json
+++ b/Misc/externals.spdx.json
@@ -70,21 +70,21 @@
       "checksums": [
         {
           "algorithm": "SHA256",
-          "checksumValue": 
"c6ea8a5423f3966923060db2089f869017dfb10bcf2037394146e7a74caec0a8"
+          "checksumValue": 
"ebaaba68e727233bda99cbb4164bdfa0894f3a1cab90a2cbcaca9d3cadebe8cd"
         }
       ],
-      "downloadLocation": 
"https://github.com/python/cpython-source-deps/archive/refs/tags/openssl-3.0.19.tar.gz";,
+      "downloadLocation": 
"https://github.com/python/cpython-source-deps/archive/refs/tags/openssl-3.0.20.tar.gz";,
       "externalRefs": [
         {
           "referenceCategory": "SECURITY",
-          "referenceLocator": "cpe:2.3:a:openssl:openssl:3.0.19:*:*:*:*:*:*:*",
+          "referenceLocator": "cpe:2.3:a:openssl:openssl:3.0.20:*:*:*:*:*:*:*",
           "referenceType": "cpe23Type"
         }
       ],
       "licenseConcluded": "NOASSERTION",
       "name": "openssl",
       "primaryPackagePurpose": "SOURCE",
-      "versionInfo": "3.0.19"
+      "versionInfo": "3.0.20"
     },
     {
       "SPDXID": "SPDXRef-PACKAGE-sqlite",
diff --git a/PCbuild/get_externals.bat b/PCbuild/get_externals.bat
index 215b1c9f781d91..97b5105d0ba2eb 100644
--- a/PCbuild/get_externals.bat
+++ b/PCbuild/get_externals.bat
@@ -54,7 +54,7 @@ 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-3.0.19
+if NOT "%IncludeSSLSrc%"=="false" set libraries=%libraries%     openssl-3.0.20
 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
@@ -79,7 +79,7 @@ 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-3.0.19
+if NOT "%IncludeSSL%"=="false"     set binaries=%binaries% openssl-bin-3.0.20
 if NOT "%IncludeTkinter%"=="false" set binaries=%binaries% tcltk-8.6.15.0
 if NOT "%IncludeSSLSrc%"=="false"  set binaries=%binaries% nasm-2.11.06
 if NOT "%IncludeLLVM%"=="false"    set binaries=%binaries% llvm-19.1.7.0
diff --git a/PCbuild/python.props b/PCbuild/python.props
index da503ca0348650..cc4103e99a6a92 100644
--- a/PCbuild/python.props
+++ b/PCbuild/python.props
@@ -82,8 +82,8 @@
     <libffiOutDir Condition="$(libffiOutDir) == 
''">$(libffiDir)$(ArchName)\</libffiOutDir>
     <libffiIncludeDir Condition="$(libffiIncludeDir) == 
''">$(libffiOutDir)include</libffiIncludeDir>
     <mpdecimalDir Condition="$(mpdecimalDir) == 
''">$(ExternalsDir)\mpdecimal-4.0.0\</mpdecimalDir>
-    <opensslDir Condition="$(opensslDir) == 
''">$(ExternalsDir)openssl-3.0.19\</opensslDir>
-    <opensslOutDir Condition="$(opensslOutDir) == 
''">$(ExternalsDir)openssl-bin-3.0.19\$(ArchName)\</opensslOutDir>
+    <opensslDir Condition="$(opensslDir) == 
''">$(ExternalsDir)openssl-3.0.20\</opensslDir>
+    <opensslOutDir Condition="$(opensslOutDir) == 
''">$(ExternalsDir)openssl-bin-3.0.20\$(ArchName)\</opensslOutDir>
     <opensslIncludeDir Condition="$(opensslIncludeDir) == 
''">$(opensslOutDir)include</opensslIncludeDir>
     <nasmDir Condition="$(nasmDir) == 
''">$(ExternalsDir)\nasm-2.11.06\</nasmDir>
     <zlibDir Condition="$(zlibDir) == ''">$(ExternalsDir)\zlib-1.3.1\</zlibDir>
diff --git a/PCbuild/readme.txt b/PCbuild/readme.txt
index 6c22c94c5c77a9..0477cdcc367e51 100644
--- a/PCbuild/readme.txt
+++ b/PCbuild/readme.txt
@@ -211,7 +211,7 @@ _lzma
     Homepage:
         https://tukaani.org/xz/
 _ssl
-    Python wrapper for version 3.0.19 of the OpenSSL secure sockets
+    Python wrapper for version 3.0 of the OpenSSL secure sockets
     library, which is downloaded from our binaries repository at
     https://github.com/python/cpython-bin-deps.
 

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