CVE-2025-10990

Published: Feb 27, 2026Modified: Jun 26, 2026Deferred

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 3.9 / Impact: 3.6

Source: secalert@redhat.com (Secondary)

Description

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.

Related CWEs

Inefficient Regular Expression Complexity

The product uses a regular expression with an inefficient, possibly exponential worst-case computational complexity that consumes excessive CPU cycles.

References (8)

https://access.redhat.com/errata/RHSA-2025:17606

Source: secalert@redhat.com

https://access.redhat.com/errata/RHSA-2025:17613

Source: secalert@redhat.com

https://access.redhat.com/errata/RHSA-2025:17693

Source: secalert@redhat.com

https://access.redhat.com/security/cve/CVE-2025-10990

Source: secalert@redhat.com

https://bugzilla.redhat.com/show_bug.cgi?id=2398216

Source: secalert@redhat.com

https://github.com/ruby/rexml/commit/ce59f2eb1aeb371fe1643414f06618dbe031979f

Source: secalert@redhat.com

https://github.com/ruby/rexml/security/advisories/GHSA-2rxp-v6pw-ch6m

Source: secalert@redhat.com

https://www.ruby-lang.org/en/news/2024/10/28/redos-rexml-cve-2024-49761/

Source: secalert@redhat.com

Timeline

No history available yet.