CVE-2025-10990
Rexml: rexml: denial of service via inefficient regex parsing
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-1333 |
| Published | Feb 27, 2026 |
| Last Updated | Feb 27, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
Red Hat / Red Hat Satellite 6.16 for RHEL 8
All versions affected Red Hat / Red Hat Satellite 6.16 for RHEL 8
All versions affected Red Hat / Red Hat Satellite 6.16 for RHEL 9
All versions affected Red Hat / Red Hat Satellite 6.16 for RHEL 9
All versions affected Red Hat / Red Hat Satellite 6.17 for RHEL 9
All versions affected Red Hat / Red Hat Satellite 6.17 for RHEL 9
All versions affected Red Hat / Satellite Client 6 for RHEL 8
All versions affected Red Hat / Satellite Client 6 for RHEL 9
All versions affected References
access.redhat.com: https://access.redhat.com/errata/RHSA-2025:17606 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:17613 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:17693 access.redhat.com: https://access.redhat.com/security/cve/CVE-2025-10990 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2398216