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Disable session upload progress #349

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Merged
mnapoli merged 1 commit into from
Oct 25, 2026
Merged

Disable session upload progress #349

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5 changes: 5 additions & 0 deletions src/php-85.ini
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Original file line number Diff line number Diff line change
Expand Up @@ -50,6 +50,11 @@ disable_functions=fastcgi_finish_request
post_max_size=6M
upload_max_filesize=6M

; API Gateway and Lambda receive the whole request before PHP runs, so the progress
; of an upload cannot be tracked: disable it to reduce the attack surface (CVE-2026-115560)
; See https://www.php.net/manual/en/session.upload-progress.php
session.upload_progress.enabled=0

extension_dir=/opt/bref/extensions
; Extensions enabled by default
extension=mbstring
5 changes: 5 additions & 0 deletions src/php.ini
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Original file line number Diff line number Diff line change
Expand Up @@ -50,6 +50,11 @@ disable_functions=fastcgi_finish_request
post_max_size=6M
upload_max_filesize=6M

; API Gateway and Lambda receive the whole request before PHP runs, so the progress
; of an upload cannot be tracked: disable it to reduce the attack surface (CVE-2026-115560)
; See https://www.php.net/manual/en/session.upload-progress.php
session.upload_progress.enabled=0

extension_dir=/opt/bref/extensions
; Extensions enabled by default
extension=mbstring
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2 changes: 2 additions & 0 deletions tests/test_2_extensions.php
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Expand Up @@ -63,6 +63,8 @@
'readline' => READLINE_LIB === 'readline',
'reflection' => class_exists(\ReflectionClass::class),
'session' => session_status() === PHP_SESSION_NONE,
// Disabled in bref.ini (CVE-2026-115560)
'session-upload-progress' => ini_get('session.upload_progress.enabled') === '0',
'ffi' => class_exists(\FFI::class),
'zip' => class_exists(\ZipArchive::class),
'zlib' => md5(gzcompress('abcde')) === 'db245560922b42f1935e73e20b30980e',
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