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Medium 4.7
Apache Commons BCEL: Class2HTML emits unescaped class strings, enabling stored XSS
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Apache Commons BCEL. This only happens when you're using Class2HTML to generate webpages for possibly-attacker-controlled class files, where Class2HTML emitt…
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Medium 5.9
Apache Commons BCEL: Class repositories cache class files under their self-declared names, enabling cache poisoning
Symbolic name not mapping to correct class. BCEL caches attacker-controlled classes under their self-declared names without validating the requested name, allowing subsequent lookups and name-keyed verification results to refer to a different class. This issu…
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Critical 9.8
Apache Commons BCEL prior to 6.6.0 allows producing arbitrary bytecode via out-of-bounds writing
Apache Commons BCEL has a number of APIs that would normally only allow changing specific class characteristics. However, due to an out-of-bounds writing issue, these APIs can be used to produce arbitrary bytecode. This could be abused in applications that pa…
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High 7.5
Apache Xalan Java XSLT library is vulnerable to an integer truncation issue when processing malicious XSLT stylesheets
The Apache Xalan Java XSLT library is vulnerable to an integer truncation issue when processing malicious XSLT stylesheets. This can be used to corrupt Java class files generated by the internal XSLTC compiler and execute arbitrary Java bytecode. Users are re…