High severity7.5OSV Advisory· Published Feb 27, 2026· Updated Jun 26, 2026
CVE-2025-10990
CVE-2025-10990
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1Patches
Vulnerability mechanics
References
8- access.redhat.com/errata/RHSA-2025:17606nvd
- access.redhat.com/errata/RHSA-2025:17613nvd
- access.redhat.com/errata/RHSA-2025:17693nvd
- access.redhat.com/security/cve/CVE-2025-10990nvd
- bugzilla.redhat.com/show_bug.cginvd
- github.com/ruby/rexml/commit/ce59f2eb1aeb371fe1643414f06618dbe031979fnvd
- github.com/ruby/rexml/security/advisories/GHSA-2rxp-v6pw-ch6mnvd
- www.ruby-lang.org/en/news/2024/10/28/redos-rexml-cve-2024-49761/nvd
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