Medium

Lift Sensitive Information Disclosure

  • Disclosed: 17.05.2022
  • Updated: 11.10.2026 12:22

The JsonParser class in json/JsonParser.scala in Lift before 2.5 interprets a certain end-index value as a length value, which allows remote authenticated users to obtain sensitive information from other users' sessions via invalid input data containing a < (less than) character.

Affected software

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PlatformPackageVulnerable versionsFixed in
Java / Kotlin (Maven) net.liftweb:lift-webkit all versions no fix
Java / Kotlin (Maven) net.liftweb:lift-webkit_2.7.7 all versions no fix
Java / Kotlin (Maven) net.liftweb:lift-webkit_2.8.0 all versions no fix
Java / Kotlin (Maven) net.liftweb:lift-webkit_2.8.1 all versions no fix
Java / Kotlin (Maven) net.liftweb:lift-webkit_2.8.2 all versions no fix
Java / Kotlin (Maven) net.liftweb:lift-webkit_2.9.0 all versions no fix
Java / Kotlin (Maven) net.liftweb:lift-webkit_2.9.0-1 all versions no fix
Java / Kotlin (Maven) net.liftweb:lift-webkit_2.9.1 < 2.5 2.5

References

CVSS score -
Weakness (CWE)
CWE-119
Platform
Java / Kotlin (Maven)
Package
net.liftweb:lift-webkit, net.liftweb:lift-webkit_2.7.7, net.liftweb:lift-webkit_2.8.0
Disclosed
17.05.2022
Updated
11.10.2026 12:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-jf9v-fxfq-wm76 - CC BY 4.0

Vulnerability history: net.liftweb:lift-webkit_2.8.2

All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.

This is the only known vulnerability of this package.

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