CVE-2025-10990

HIGH EPSS 37.1%

Published Feb 27, 20264mo ago · Modified Jun 17, 20261w ago

7.5 CVSS 3.1

High

Published Feb 27, 2026 4mo ago

Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score

7.5

Exploitability

3.9

Impact

3.6

Vector string

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

Threat Intelligence

EPSS Exploit Probability

37.1% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-1333

References 5

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.