CVE-2025-10990
High · 7.5CVSS
7.5
EPSS
0.5%
Published
Feb 27, 2026
CISA due date
—
The record
A flaw was found in REXML. A remote attacker could exploit inefficient regular expression (regex) parsing when processing hex numeric character references (&#x...;) in XML documents. This could lead to a Regular Expression Denial of Service (ReDoS), impacting the availability of the affected component. This issue is the result of an incomplete fix for CVE-2024-49761.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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