Recently modified vulnerabilities for "ruby-lang rexml ruby" 3.3.3

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Ruby REXMLREXML has a DoS condition when parsing malformed XML file

Risk 43

Severity

1.2

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Impact

The REXML gems from 3.3.3 to 3.4.1 have a DoS vulnerability when parsing XML containing multiple XML declarations. If you need to parse untrusted XMLs, you may be impacted to these vulnerabilities.

Patches

REXML gems 3.4.2 or later include the patches to fix these vulnerabilities.

Workarounds

Don't parse untrusted XMLs.

References

https://www.ruby-lang.org/en/news/2025/09/18/dos-rexml-cve-2025-58767/ : An announcement on www.ruby-lang.org

1 / 3

Source: GitHub

First published (updated )

CVE-2025-58767

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Ruby REXMLREXML has a DoS condition when parsing malformed XML file

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