CVE-2021-26544

Apache Livy (Incubating) is vulnerable to cross site scripting

EPSS 2.8%CWE-79

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 2.8%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

20 Feb 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Livy server version 0.7.0-incubating (only) is vulnerable to a cross site scripting issue in the session name. A malicious user could use this flaw to access logs and results of other users' sessions and run jobs with their privileges. This issue is fixed in Livy 0.7.1-incubating.

Affected products

Apache Software Foundation · Apache Livy (Incubating)

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References

https://github.com/apache/incubator-livy/commit/4d8a912699683b973eee76d4e91447d769a0cb0d https://lists.apache.org/thread.html/r2db14e7fd1e5ec2519e8828d43529bad623d75698cc7918af3a3f3ed%40%3Cuser.livy.apache.org%3E http://www.openwall.com/lists/oss-security/2021/02/20/1