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CVE-2024-35176

REXML contains a denial of service vulnerability

MEDIUM
5.3
CVSS Score
Published: May 16, 2024 at 03:13 PM UTC
Updated: June 17, 2026 at 07:34 AM UTC
2 products affected across 2 vendorsRexmlREXML

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Severity
MEDIUM5.3
Exploit prediction
EPSS 2%
SSVC
No known exploit

Description

REXML is an XML toolkit for Ruby. The REXML gem before 3.2.6 has a denial of service vulnerability when it parses an XML that has many `<`s in an attribute value. Those who need to parse untrusted XMLs may be impacted to this vulnerability. The REXML gem 3.2.7 or later include the patch to fix this vulnerability. As a workaround, don't parse untrusted XMLs.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Rexml· Ruby Langrubygems
95%
v < 3.2.7
Affected range stops below 3.2.7, so it looks safe — our inference, not a vendor statement
REXML· Ruby
60%
v < 3.2.7
Affected range stops below 3.2.7, so it looks safe — our inference, not a vendor statement

References (5)

x_refsource_MISCPatch
Source: [email protected]
https://github.com/ruby/rexml/commit/4325835f92f3f142ebd91a3fdba4e1f1ab7f1cfb
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://github.com/ruby/rexml/security/advisories/GHSA-vg3r-rm7w-2xgh
x_refsource_MISCVendor Advisory
Source: [email protected]
https://www.ruby-lang.org/en/news/2024/05/16/dos-rexml-cve-2024-35176
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
https://security.netapp.com/advisory/ntap-20250306-0001/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.debian.org/debian-lts-announce/2025/01/msg00011.html

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-400CWE-770

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