CVE-2024-49761
â ī¸ highSummary
REXML is an XML toolkit for Ruby. The REXML gem before 3.3.9 has a ReDoS vulnerability when it parses an XML that has many digits between &# and x...; in a hex numeric character reference (&#x...;). This does not happen with Ruby 3.2 or later. Ruby 3.1 is the only affected maintained Ruby. The REXML gem 3.3.9 or later include the patch to fix the vulnerability.
CVSS Score
7.5
High
EPSS Score
1.2
Exploit Probability
Published Date
2024-10-28
First Seen: 2026-01-05
đ Relative Risk Intelligence
This CVE is Moderate Risk - more severe than 68.9% of all 329,456 vulnerabilities in our database.
#102,448
Above average severity
Severity Percentile
đ¯ CISA SSVC Assessment Updated: Oct 28, 2024
đ Exploitation Status
None
No known exploits
âī¸ Automatable
YES
Can be exploited automatically
đĨ Technical Impact
Partial
Limited system impact
SSVC data provided by
CISA
Last Modified
2025-11-03
Source
NVD đ
CVSS Vector 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS Vector 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE IDs (Weakness Types)