[SECURITY] XSS in Backend Layout Wizard

Change-Id: Ie3f08333e417d8d208b3b36b208056efd4dbcec0
Fixes: #57576
Releases: 6.2, 6.1, 6.0, 4.7, 4.5
Security-Commit: cc840cb0438cfdae76219c3ac5f28a1f341ae9b7
Security-Bulletin: TYPO3-CORE-SA-2014-001
Reviewed-on: https://review.typo3.org/30295
Reviewed-by: Oliver Hader
Tested-by: Oliver Hader
[SECURITY] XSS in template tools on root page

Change-Id: I2958dcc7cecf8ef980d90dae66c6bd2df432ce4b
Fixes: #54109
Releases: 6.2, 6.1, 6.0, 4.7, 4.5
Security-Commit: 788dfadc5c1339e9bc4533d595ce23a524cc5450
Security-Bulletin: TYPO3-CORE-SA-2014-001
Reviewed-on: https://review.typo3.org/30296
Reviewed-by: Oliver Hader
Tested-by: Oliver Hader
[SECURITY] XSS in new content element wizard

Sanitize user-input colPos in new content element wizard.

Change-Id: I68ee05a9113b2a0266c0be612b1a10272cb986a2
Fixes: #48695
Releases: 6.2, 6.1, 6.0, 4.7, 4.5
Security-Commit: eccb66a7ed4cb872f512f611395eae4ed0226e10
Security-Bulletin: TYPO3-CORE-SA-2014-001
Reviewed-on: https://review.typo3.org/30297
Reviewed-by: Oliver Hader
Tested-by: Oliver Hader
[SECURITY] XSS in (old) extension manager information function

Needs to be fixed also in 6.x, but the affected function is not
used anymore.

Change-Id: I434689d4065496330a92e7086ec6899ddff1d2d6
Fixes: #54111
Fixes: #54113
Releases: 6.2, 6.1, 6.0, 4.7, 4.5
Security-Commit: 383664ef458c2b978666311d294591d96a2d0eb9
Security-Bulletin: TYPO3-CORE-SA-2014-001
Reviewed-on: https://review.typo3.org/30298
Reviewed-by: Oliver Hader
Tested-by: Oliver Hader