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BackUrl::sanitizeForLinks 加强：拒绝二次编码 back%3D 绕过 并补单测

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萝卜
2026-03-15 04:11:42 +00:00
parent 54f356f52d
commit e86257e866
2 changed files with 12 additions and 0 deletions
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4
tests/Unit/BackUrlSanitizeForLinksTest.php
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@@ -31,6 +31,10 @@ class BackUrlSanitizeForLinksTest extends TestCase
$this->assertSame('', BackUrl::sanitizeForLinks('/admin/x?back=/admin/y'));
$this->assertSame('', BackUrl::sanitizeForLinks('/admin/x?a=1&back=/admin/y'));
$this->assertSame('', BackUrl::sanitizeForLinks('/admin/x?a=1&b=2&back=/admin/y'));
// 二次编码绕过：%26back%3D 在浏览器/中间层解码后会变回 &back=，因此也应拒绝
$this->assertSame('', BackUrl::sanitizeForLinks('/admin/x?a=1%26back%3D/admin/y'));
$this->assertSame('', BackUrl::sanitizeForLinks('/admin/x?a=1%2526back%253D/admin/y'));
}
public function test_sanitize_for_links_should_reject_paths_not_starting_with_slash(): void