Date: Sat, 20 Feb 2021 09:52:09 +0800 From: Jerry Shao <jshao@...che.org> To: user@...y.incubator.apache.org, oss-security@...ts.openwall.com Subject: CVE-2021-26544: Apache Livy (Incubating) is vulnerable to cross site scripting Description: 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. This issue is being tracked as https://github.com/apache/incubator-livy/commit/4d8a912699683b973eee76d4e91447d769a0cb0d Mitigation: Users can upgrade to 0.7.1-incubating or apply the patch at the github URL. Credit: We would like to thank Andras Beni for reporting this issue References: https://github.com/apache/incubator-livy/commit/4d8a912699683b973eee76d4e91447d769a0cb0d
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