Impact
The REXML gem before 3.2.6 has a DoS vulnerability when it parses an XML that has many <s in an attribute value.
If you need to parse untrusted XMLs, you may be impacted to this vulnerability.
Patches
The REXML gem 3.2.7 or later include the patch to fix this vulnerability.
Workarounds
Don't parse untrusted XMLs.
References
Impact
The REXML gem before 3.2.6 has a DoS vulnerability when it parses an XML that has many
<s in an attribute value.If you need to parse untrusted XMLs, you may be impacted to this vulnerability.
Patches
The REXML gem 3.2.7 or later include the patch to fix this vulnerability.
Workarounds
Don't parse untrusted XMLs.
References