Vulnerability in Red Hat Satellite 6.16 For Rhel 8
CVE-2025-10990
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.
Vulnerability class: ReDoS (Regular Expression Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (39.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 39.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
- Red Hat Satellite 6.16 For Rhel 8 — versions 0:8.8.1-3.el8sat
- Red Hat Satellite 6.16 For Rhel 9 — versions 0:8.8.1-3.el9sat
- Red Hat Satellite 6.17 For Rhel 9 — versions 0:8.8.1-3.el9sat
- Red Hat Satellite Client 6 For Rhel 8 — versions 0:7.34.0-4.el8sat
- Red Hat Satellite Client 6 For Rhel 9 — versions 0:7.34.0-4.el9sat
Weakness classification (CWE)
References
- access.redhat.com/errata/RHSA-2025:17606 (vendor-advisory)
- access.redhat.com/errata/RHSA-2025:17613 (vendor-advisory)
- access.redhat.com/errata/RHSA-2025:17693 (vendor-advisory)
- access.redhat.com/security/cve/CVE-2025-10990 (vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking)
- github.com/ruby/rexml/commit/ce59f2eb1aeb371fe1643414f06618dbe031979f
- github.com/ruby/rexml/security/advisories/GHSA-2rxp-v6pw-ch6m
- www.ruby-lang.org/en/news/2024/10/28/redos-rexml-cve-2024-49761/
Frequently asked questions
- What is CVE-2025-10990?
- CVE-2025-10990 is a high-severity vulnerability in Red Hat Satellite 6.16 For Rhel 8, classified under Inefficient Regular Expression Complexity. CVSS score: 7.5/10. Published 2026-02-27.
- How severe is CVE-2025-10990?
- High severity. CVSS v3 base score is 7.5 out of 10.