diff --git a/eslint.config.js b/eslint.config.js
index f17f1d6..64e3ee9 100644
--- a/eslint.config.js
+++ b/eslint.config.js
@@ -49,7 +49,8 @@ const playwrightConfigs = addExtensions(
 			rules: {
 				'playwright/expect-expect': 'off',
 				'playwright/no-skipped-test': 'off',
-				'playwright/no-conditional-in-test': 'off'
+				'playwright/no-conditional-in-test': 'off',
+				'playwright/valid-title': 'off'
 			}
 		}
 	],
diff --git a/src/helpers/report-builder.cjs b/src/helpers/report-builder.cjs
index 2eae798..6823ee7 100644
--- a/src/helpers/report-builder.cjs
+++ b/src/helpers/report-builder.cjs
@@ -4,7 +4,6 @@ const { randomUUID } = require('node:crypto');
 const { resolve } = require('node:path');
 const { ReportConfiguration } = require('./report-configuration.cjs');
 const { writeFileSync } = require('node:fs');
-const { escapeSpecialCharacters } = require('./strings.cjs');
 
 const defaultReportPath = './d2l-test-report.json';
 const reportMemberPriority = [
@@ -58,7 +57,7 @@ class ReportBuilderBase {
 		this._data = {};
 	}
 
-	toJSON() {
+	get data() {
 		return this._data;
 	}
 
@@ -187,7 +186,7 @@ class ReportDetailBuilder extends ReportBuilderBase {
 	}
 
 	setName(name, options) {
-		this._setProperty('name', escapeSpecialCharacters(name), options);
+		this._setProperty('name', name, options);
 
 		return this;
 	}
@@ -350,8 +349,8 @@ class ReportBuilder extends ReportBuilderBase {
 		let countSkipped = 0;
 		let countFlaky = 0;
 
-		for (const [, detail] of this._data.details) {
-			const { status, retries } = detail.toJSON();
+		for (const [, { data: detail }] of this._data.details) {
+			const { status, retries } = detail;
 
 			if (status === 'passed') {
 				if (retries !== 0) {
@@ -366,7 +365,7 @@ class ReportBuilder extends ReportBuilderBase {
 			}
 
 			if (this._verbose) {
-				const { name, location, type, tool, experience } = detail.toJSON();
+				const { name, location, type, tool, experience } = detail;
 				const prefix = `Test '${name}' at '${location}' is missing`;
 
 				if (!type) {
@@ -393,12 +392,12 @@ class ReportBuilder extends ReportBuilderBase {
 	}
 
 	toJSON() {
-		const data = super.toJSON();
+		const { summary, details } = this.data;
 
 		return {
-			...data,
-			summary: data.summary.toJSON(),
-			details: [...data.details].map(([, detail]) => detail.toJSON())
+			...this.data,
+			summary: summary.data,
+			details: [...details.values()].map(({ data }) => data)
 		};
 	}
 
diff --git a/src/helpers/strings.cjs b/src/helpers/strings.cjs
index c6f076a..fa9315e 100644
--- a/src/helpers/strings.cjs
+++ b/src/helpers/strings.cjs
@@ -1,11 +1,13 @@
 const escapeSpecialCharacters = (str) => {
 	return str
 		.replace(/[\\]/g, '\\\\')
+		.replace(/[\0]/g, '\\0')
 		.replace(/[\b]/g, '\\b')
-		.replace(/[\f]/g, '\\f')
 		.replace(/[\n]/g, '\\n')
 		.replace(/[\r]/g, '\\r')
-		.replace(/[\t]/g, '\\t');
+		.replace(/[\t]/g, '\\t')
+		.replace(/[\v]/g, '\\v')
+		.replace(/[\f]/g, '\\f');
 };
 
 module.exports = { escapeSpecialCharacters };
diff --git a/src/reporters/mocha.cjs b/src/reporters/mocha.cjs
index 4c6ddee..e53ac2b 100644
--- a/src/reporters/mocha.cjs
+++ b/src/reporters/mocha.cjs
@@ -1,4 +1,5 @@
 const { reporters: { Base, Spec }, Runner: { constants } } = require('mocha');
+const { escapeSpecialCharacters } = require('../helpers/strings.cjs');
 const { ReportBuilder } = require('../helpers/report-builder.cjs');
 
 const { consoleLog, color } = Base;
@@ -19,7 +20,10 @@ class MochaLogger {
 }
 
 const makeDetailName = (test) => {
-	return test.titlePath().join(' > ');
+	return test
+		.titlePath()
+		.map(titlePart => escapeSpecialCharacters(titlePart).trim())
+		.join(' > ');
 };
 
 const makeDetailId = (file, name) => {
diff --git a/src/reporters/playwright.js b/src/reporters/playwright.js
index 510a0a4..399242f 100644
--- a/src/reporters/playwright.js
+++ b/src/reporters/playwright.js
@@ -1,5 +1,6 @@
 import { createRequire } from 'node:module';
 import { colors } from 'playwright-core/lib/utilsBundle';
+import { escapeSpecialCharacters } from '../helpers/strings.cjs';
 
 const require = createRequire(import.meta.url);
 
@@ -18,7 +19,9 @@ const makeTestName = (test) => {
 	const [, projectName, , ...titles] = test.titlePath();
 	const titlePaths = projectName ? [`[${projectName}]`, ...titles] : titles;
 
-	return titlePaths.join(' > ');
+	return titlePaths
+		.map(titlePart => escapeSpecialCharacters(titlePart).trim())
+		.join(' > ');
 };
 
 const getBrowser = (project) => {
diff --git a/src/reporters/web-test-runner.js b/src/reporters/web-test-runner.js
index 026866c..188e4b6 100644
--- a/src/reporters/web-test-runner.js
+++ b/src/reporters/web-test-runner.js
@@ -1,6 +1,7 @@
+import chalk from 'chalk';
+import { escapeSpecialCharacters } from '../helpers/strings.cjs';
 import { ReportBuilder } from '../helpers/report-builder.cjs';
 import { SESSION_STATUS } from '@web/test-runner-core';
-import chalk from 'chalk';
 
 const { yellow, red, cyan, bold } = chalk;
 
@@ -11,8 +12,12 @@ class WebTestRunnerLogger {
 	location(message, location) { this.info(`${message}: ${cyan(bold(location))}`); }
 }
 
+const sanitizeName = (name) => {
+	return escapeSpecialCharacters(name).trim();
+};
+
 const makeDetailName = (prefix, testName) => {
-	return `${prefix}${testName}`;
+	return `${prefix}${sanitizeName(testName)}`;
 };
 
 const makeDetailId = (sessionId, file, name) => {
@@ -93,7 +98,7 @@ export function reporter(options = {}) {
 		collectTests(session, prefix, suite.tests);
 
 		for (const childSuite of suite.suites) {
-			const newPrefix = `${prefix}${childSuite.name} > `;
+			const newPrefix = `${prefix}${sanitizeName(childSuite.name)} > `;
 
 			collectSuite(session, newPrefix, childSuite);
 		}
@@ -105,7 +110,7 @@ export function reporter(options = {}) {
 		for (const session of sessions) {
 			const { passed, group: { name: groupName }, testResults } = session;
 			const isGroupName = groupName && testConfig.groups?.some(({ name }) => groupName === name);
-			const prefix = isGroupName ? `[${groupName}] > ` : '';
+			const prefix = isGroupName ? `[${sanitizeName(groupName)}] > ` : '';
 
 			overallPassed &= passed;
 
diff --git a/test/integration/data/tests/mocha/reporter-1.test.js b/test/integration/data/tests/mocha/reporter-1.test.js
index a98f62e..72b54c8 100644
--- a/test/integration/data/tests/mocha/reporter-1.test.js
+++ b/test/integration/data/tests/mocha/reporter-1.test.js
@@ -27,7 +27,7 @@ describe('reporter 1', () => {
 
 	it('failed', () => { throw new Error('fail'); });
 
-	it('special/characters "(\n\r\t\b\f)"', async() => { await delay(); });
+	it(' special/characters "(\n\r\t\b\f)" ', async() => { await delay(); });
 
 	afterEach(async() => { await delay(250); });
 
diff --git a/test/integration/data/tests/mocha/reporter-2.test.js b/test/integration/data/tests/mocha/reporter-2.test.js
index 692b779..57e685a 100644
--- a/test/integration/data/tests/mocha/reporter-2.test.js
+++ b/test/integration/data/tests/mocha/reporter-2.test.js
@@ -27,7 +27,7 @@ describe('reporter 2', () => {
 
 	it('failed', () => { throw new Error('fail'); });
 
-	it('special/characters "(\n\r\t\b\f)"', async() => { await delay(); });
+	it(' special/characters "(\n\r\t\b\f)" ', async() => { await delay(); });
 
 	afterEach(async() => { await delay(250); });
 
diff --git a/test/integration/data/tests/mocha/reporter-3.test.js b/test/integration/data/tests/mocha/reporter-3.test.js
index 5c6ff79..4eaf511 100644
--- a/test/integration/data/tests/mocha/reporter-3.test.js
+++ b/test/integration/data/tests/mocha/reporter-3.test.js
@@ -27,7 +27,7 @@ describe('reporter 3', () => {
 
 	it('failed', () => { throw new Error('fail'); });
 
-	it('special/characters "(\n\r\t\b\f)"', async() => { await delay(); });
+	it(' special/characters "(\n\r\t\b\f)" ', async() => { await delay(); });
 
 	afterEach(async() => { await delay(250); });
 
diff --git a/test/integration/data/tests/playwright/reporter-1.test.js b/test/integration/data/tests/playwright/reporter-1.test.js
index ad7abfe..ee160a3 100644
--- a/test/integration/data/tests/playwright/reporter-1.test.js
+++ b/test/integration/data/tests/playwright/reporter-1.test.js
@@ -55,7 +55,7 @@ test.describe('reporter 1', () => {
 		throw new Error('fail');
 	});
 
-	test('special/characters "(\n\r\t\b\f)"', async() => { await delay(); });
+	test(' special/characters "(\n\r\t\b\f)" ', async() => { await delay(); });
 
 	test.afterEach(async() => { await delay(250); });
 
diff --git a/test/integration/data/tests/playwright/reporter-2.test.js b/test/integration/data/tests/playwright/reporter-2.test.js
index 8254dd0..e811561 100644
--- a/test/integration/data/tests/playwright/reporter-2.test.js
+++ b/test/integration/data/tests/playwright/reporter-2.test.js
@@ -55,7 +55,7 @@ test.describe('reporter 2', () => {
 		throw new Error('fail');
 	});
 
-	test('special/characters "(\n\r\t\b\f)"', async() => { await delay(); });
+	test(' special/characters "(\n\r\t\b\f)" ', async() => { await delay(); });
 
 	test.afterEach(async() => { await delay(250); });
 
diff --git a/test/integration/data/tests/playwright/reporter-3.test.js b/test/integration/data/tests/playwright/reporter-3.test.js
index 4b00ed4..0d539fc 100644
--- a/test/integration/data/tests/playwright/reporter-3.test.js
+++ b/test/integration/data/tests/playwright/reporter-3.test.js
@@ -55,7 +55,7 @@ test.describe('reporter 3', () => {
 		throw new Error('fail');
 	});
 
-	test('special/characters "(\n\r\t\b\f)"', async() => { await delay(); });
+	test(' special/characters "(\n\r\t\b\f)" ', async() => { await delay(); });
 
 	test.afterEach(async() => { await delay(250); });
 
diff --git a/test/integration/data/tests/web-test-runner/reporter-1.test.js b/test/integration/data/tests/web-test-runner/reporter-1.test.js
index cb452f2..48ec483 100644
--- a/test/integration/data/tests/web-test-runner/reporter-1.test.js
+++ b/test/integration/data/tests/web-test-runner/reporter-1.test.js
@@ -13,7 +13,7 @@ describe('reporter 1', () => {
 
 	it('failed', () => { throw new Error('fail'); });
 
-	it('special/characters "(\n\r\t\b\f)"', async() => { await delay(); });
+	it(' special/characters "(\n\r\t\b\f)" ', async() => { await delay(); });
 
 	afterEach(async() => { await delay(250); });
 
diff --git a/test/integration/data/tests/web-test-runner/reporter-2.test.js b/test/integration/data/tests/web-test-runner/reporter-2.test.js
index 7af0698..5691036 100644
--- a/test/integration/data/tests/web-test-runner/reporter-2.test.js
+++ b/test/integration/data/tests/web-test-runner/reporter-2.test.js
@@ -13,7 +13,7 @@ describe('reporter 2', () => {
 
 	it('failed', () => { throw new Error('fail'); });
 
-	it('special/characters "(\n\r\t\b\f)"', async() => { await delay(); });
+	it(' special/characters "(\n\r\t\b\f)" ', async() => { await delay(); });
 
 	afterEach(async() => { await delay(250); });
 
diff --git a/test/integration/data/tests/web-test-runner/reporter-3.test.js b/test/integration/data/tests/web-test-runner/reporter-3.test.js
index 20f22f3..644d388 100644
--- a/test/integration/data/tests/web-test-runner/reporter-3.test.js
+++ b/test/integration/data/tests/web-test-runner/reporter-3.test.js
@@ -13,7 +13,7 @@ describe('reporter 3', () => {
 
 	it('failed', () => { throw new Error('fail'); });
 
-	it('special/characters "(\n\r\t\b\f)"', async() => { await delay(); });
+	it(' special/characters "(\n\r\t\b\f)" ', async() => { await delay(); });
 
 	afterEach(async() => { await delay(250); });