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Improved html sanitizer with a tags without href attributes.

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This commit is contained in:
Martin Edenhofer 2017-03-14 12:10:40 +01:00
parent a67019ecb8
commit 2e130fb0c6
1 changed files with 2 additions and 2 deletions
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4
test/unit/html_sanitizer_test.rb
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@ -62,7 +62,7 @@ tt p://6 6.000146.0x7.147/">XSS</A>', true), 'http://66.000146.0x7.147/ (<a hre
assert_equal(HtmlSanitizer.strict('<form id="test"></form><button form="test" formaction="javascript:alert(1)">X</button>'), 'X')
assert_equal(HtmlSanitizer.strict('<maction actiontype="statusline#http://google.com" xlink:href="javascript:alert(2)">CLICKME</maction>'), 'CLICKME')
assert_equal(HtmlSanitizer.strict('<a xlink:href="javascript:alert(2)">CLICKME</a>'), '<a>CLICKME</a>')
assert_equal(HtmlSanitizer.strict('<a xlink:href="javascript:alert(2)">CLICKME</a>', true), ' (<a href="clickme">CLICKME</a>)')
assert_equal(HtmlSanitizer.strict('<a xlink:href="javascript:alert(2)">CLICKME</a>', true), 'CLICKME')
assert_equal(HtmlSanitizer.strict('<!--<img src="--><img src=x onerror=alert(1)//">'), '<img src="x">')
assert_equal(HtmlSanitizer.strict('<![><img src="]><img src=x onerror=alert(1)//">'), '<img src="%5D&gt;&lt;img%20src=x%20onerror=alert(1)//">')
assert_equal(HtmlSanitizer.strict('<svg><![CDATA[><image xlink:href="]]><img src=xx:x onerror=alert(2)//"></svg>'), '')
@ -71,7 +71,7 @@ tt p://6 6.000146.0x7.147/">XSS</A>', true), 'http://66.000146.0x7.147/ (<a hre
assert_equal(HtmlSanitizer.strict('<embed src="data:text/html;base64,PHNjcmlwdD5hbGVydCgxKTwvc2NyaXB0Pg=="></embed>'), '')
assert_equal(HtmlSanitizer.strict('<img[a][b]src=x[d]onerror[c]=[e]"alert(1)">'), '<img>')
assert_equal(HtmlSanitizer.strict('<a href="[a]java[b]script[c]:alert(1)">XXX</a>'), '<a>XXX</a>')
assert_equal(HtmlSanitizer.strict('<a href="[a]java[b]script[c]:alert(1)">XXX</a>', true), ' (<a href="xxx">XXX</a>)')
assert_equal(HtmlSanitizer.strict('<a href="[a]java[b]script[c]:alert(1)">XXX</a>', true), 'XXX')
assert_equal(HtmlSanitizer.strict('<svg xmlns="http://www.w3.org/2000/svg"><script>alert(1)</script></svg>'), 'alert(1)')
assert_equal(HtmlSanitizer.strict('<a style="position:fixed;top:0;left:0;width: 260px;height:100vh;background-color:red;display: block;" href="http://example.com"></a>'), '<a href="http://example.com" rel="nofollow" target="_blank"></a>')
assert_equal(HtmlSanitizer.strict('<a style="position:fixed;top:0;left:0;width: 260px;height:100vh;background-color:red;display: block;" href="http://example.com"></a>', true), 'http://example.com (<a href="" rel="nofollow" target="_blank"></a>)')