CVE-2025-10990 — Rexml: rexml: denial of service via inefficient regex parsing
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 docum…
Published: 2026-02-27 · CVSS: 7.5 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7