A Java Serialization vulnerability was found in Apache Tapestry 4. Apache Tapestry 4 will attempt to deserialize the "sp" parameter even before invoking the page's validate method, leading to deserialization without authentication. Apache Tapestry 4 reached end of life in 2008 and no update to address this issue will be released. Apache Tapestry 5 versions are not vulnerable to this issue. Users of Apache Tapestry 4 should upgrade to the latest Apache Tapestry 5 version.
{
"github_reviewed": true,
"severity": "CRITICAL",
"github_reviewed_at": "2021-04-09T21:34:37Z",
"nvd_published_at": "2020-12-08T13:15:00Z",
"cwe_ids": [
"CWE-502"
]
}