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<?php $x = 'O:9:"exception":2:{s:17:"'."\0".'Exception'."\0".'string";i:1;i:0;R:2;}}'; $x = unserialize($x); var_dump($x);
Output for 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught TypeError: Cannot assign int to property Exception::$string of type string in /in/6Yrv4:4 Stack trace: #0 /in/6Yrv4(4): unserialize('O:9:"exception"...') #1 {main} thrown in /in/6Yrv4 on line 4
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Uncaught TypeError: Cannot assign int to property Exception::$string of type string in /in/6Yrv4:4 Stack trace: #0 /in/6Yrv4(4): unserialize('O:9:"exception"...') #1 {main} thrown in /in/6Yrv4 on line 4
Process exited with code 255.
Output for 5.6.28, 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
object(Exception)#1 (7) { ["message":protected]=> string(0) "" ["code":protected]=> int(0) ["file":protected]=> string(9) "/in/6Yrv4" ["line":protected]=> int(4) ["trace":"Exception":private]=> array(1) { [0]=> array(4) { ["file"]=> string(9) "/in/6Yrv4" ["line"]=> int(4) ["function"]=> string(11) "unserialize" ["args"]=> array(1) { [0]=> string(58) "O:9:"exception":2:{s:17:"Exceptionstring";i:1;i:0;R:2;}}" } } } ["previous":"Exception":private]=> NULL ["0"]=> int(1) }
Output for 5.4.44 - 5.4.45, 5.5.28 - 5.5.35, 5.6.12 - 5.6.21, 7.0.0 - 7.0.6
object(Exception)#1 (6) { ["message":protected]=> string(0) "" ["code":protected]=> int(0) ["file":protected]=> string(9) "/in/6Yrv4" ["line":protected]=> int(4) ["trace":"Exception":private]=> array(1) { [0]=> array(4) { ["file"]=> string(9) "/in/6Yrv4" ["line"]=> int(4) ["function"]=> string(11) "unserialize" ["args"]=> array(1) { [0]=> string(58) "O:9:"exception":2:{s:17:"Exceptionstring";i:1;i:0;R:2;}}" } } } ["0"]=> int(1) }
Output for 5.4.2 - 5.4.43, 5.5.24 - 5.5.27, 5.6.7 - 5.6.11
object(Exception)#1 (8) { ["message":protected]=> string(0) "" ["string":"Exception":private]=> &int(1) ["code":protected]=> int(0) ["file":protected]=> string(9) "/in/6Yrv4" ["line":protected]=> int(4) ["trace":"Exception":private]=> array(1) { [0]=> array(4) { ["file"]=> string(9) "/in/6Yrv4" ["line"]=> int(4) ["function"]=> string(11) "unserialize" ["args"]=> array(1) { [0]=> string(58) "O:9:"exception":2:{s:17:"Exceptionstring";i:1;i:0;R:2;}}" } } } ["previous":"Exception":private]=> NULL ["0"]=> &int(1) }

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