diff --git a/composer.json b/composer.json
index ee8fd7742938..dd09a13869fa 100644
--- a/composer.json
+++ b/composer.json
@@ -51,7 +51,6 @@
 		"ezyang/htmlpurifier": "^4.16",
 		"phpmailer/phpmailer": "^6.8",
 		"geshi/geshi": "^1.0.9.1",
-		"tecnickcom/tcpdf": "^6.3",
 		"pimple/pimple" : "^3.0",
 		"symfony/yaml": "^5.3",
 		"guzzlehttp/psr7": "1.9.1",
@@ -241,16 +240,6 @@
 			"approved-date": "YYYY-MM-DD",
 			"info": "see #28586"
 		},
-		"tecnickcom/tcpdf" : {
-			"source" : "https://github.com/tecnickcom/TCPDF",
-			"used_version" : "v6.3.5",
-			"wrapped_by" : "Services/PDFGeneration",
-			"added_by" : "Maximilian Becker <mbecker@databay.de>",
-			"last_update" : "2020-10-15",
-			"last_update_by" : "Michael Jansen <mjansen@databay.de>",
-			"approved-by": "Jour Fixe",
-			"approved-date": "YYYY-MM-DD"
-		},
 		"pimple/pimple" : {
 			"source" : "https://github.com/silexphp/Pimple.git",
 			"used_version" : "v3.3.0",
@@ -521,9 +510,6 @@
 			"approved-date": "2023-03-20"
 		},
 		"patches": {
-			"tecnickcom/tcpdf": {
-				"ILIAS TCPDF Patches": "./libs/composer/patches/tcpdf.patch"
-			},
 			"phpmailer/phpmailer": {
 				"ILIAS PhpMailer Patches": "./libs/composer/patches/phpmailer.patch"
 			},
diff --git a/composer.lock b/composer.lock
index 51d07a36b340..2be979a611f1 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "004e5195182eea7c866a853e411c3d59",
+    "content-hash": "68e1adc7dc49d9ab97ab0b2bbdcfb7ba",
     "packages": [
         {
             "name": "brick/math",
@@ -8003,78 +8003,6 @@
             "abandoned": true,
             "time": "2012-03-14T16:36:15+00:00"
         },
-        {
-            "name": "tecnickcom/tcpdf",
-            "version": "6.6.2",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/tecnickcom/TCPDF.git",
-                "reference": "e3cffc9bcbc76e89e167e9eb0bbda0cab7518459"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/tecnickcom/TCPDF/zipball/e3cffc9bcbc76e89e167e9eb0bbda0cab7518459",
-                "reference": "e3cffc9bcbc76e89e167e9eb0bbda0cab7518459",
-                "shasum": ""
-            },
-            "require": {
-                "php": ">=5.3.0"
-            },
-            "type": "library",
-            "autoload": {
-                "classmap": [
-                    "config",
-                    "include",
-                    "tcpdf.php",
-                    "tcpdf_parser.php",
-                    "tcpdf_import.php",
-                    "tcpdf_barcodes_1d.php",
-                    "tcpdf_barcodes_2d.php",
-                    "include/tcpdf_colors.php",
-                    "include/tcpdf_filters.php",
-                    "include/tcpdf_font_data.php",
-                    "include/tcpdf_fonts.php",
-                    "include/tcpdf_images.php",
-                    "include/tcpdf_static.php",
-                    "include/barcodes/datamatrix.php",
-                    "include/barcodes/pdf417.php",
-                    "include/barcodes/qrcode.php"
-                ]
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "LGPL-3.0-only"
-            ],
-            "authors": [
-                {
-                    "name": "Nicola Asuni",
-                    "email": "info@tecnick.com",
-                    "role": "lead"
-                }
-            ],
-            "description": "TCPDF is a PHP class for generating PDF documents and barcodes.",
-            "homepage": "http://www.tcpdf.org/",
-            "keywords": [
-                "PDFD32000-2008",
-                "TCPDF",
-                "barcodes",
-                "datamatrix",
-                "pdf",
-                "pdf417",
-                "qrcode"
-            ],
-            "support": {
-                "issues": "https://github.com/tecnickcom/TCPDF/issues",
-                "source": "https://github.com/tecnickcom/TCPDF/tree/6.6.2"
-            },
-            "funding": [
-                {
-                    "url": "https://www.paypal.com/cgi-bin/webscr?cmd=_donations&currency_code=GBP&business=paypal@tecnick.com&item_name=donation%20for%20tcpdf%20project",
-                    "type": "custom"
-                }
-            ],
-            "time": "2022-12-17T10:28:59+00:00"
-        },
         {
             "name": "twig/extensions",
             "version": "v1.5.4",
diff --git a/libs/composer/patches/tcpdf.patch b/libs/composer/patches/tcpdf.patch
deleted file mode 100644
index 58fbee1e87f5..000000000000
--- a/libs/composer/patches/tcpdf.patch
+++ /dev/null
@@ -1,29 +0,0 @@
-diff --git a/tcpdf.php b/tcpdf.php
-index 599a3f8..e8bdf90 100644
---- a/tcpdf.php
-+++ b/tcpdf.php
-@@ -18040,9 +18050,21 @@ Putting 1 is equivalent to putting 0 and calling Ln() just after. Default value:
- 						// total table width without cellspaces
- 						$table_columns_width = ($table_width - ($cellspacing['H'] * ($dom[$key]['cols'] - 1)));
- 						// minimum column width
--						$table_min_column_width = ($table_columns_width / $dom[$key]['cols']);
--						// array of custom column widths
--						$table_colwidths = array_fill(0, $dom[$key]['cols'], $table_min_column_width);
-+						// tcpdf-patch: begin
-+						if ($table_columns_width == 0 || $dom[$key]['cols'] == 0)
-+						{
-+							$table_min_column_width = 1;
-+						}
-+						else
-+						{
-+							$table_min_column_width = ($table_columns_width / $dom[$key]['cols']);
-+						}
-+						if ($dom[$key]['cols'] != 0)
-+						{
-+							// array of custom column widths
-+							$table_colwidths = array_fill(0, $dom[$key]['cols'], $table_min_column_width);
-+						}
-+						// tcpdf-patch: end
- 					}
- 					// table row
- 					if ($dom[$key]['value'] == 'tr') {