How serious is CVE-2025-10990?

This vulnerability has a CVSS score of 7.5 out of 10, classified as HIGH severity. Proof-of-concept exploit code is publicly available, making this an active threat.

Is there exploit code available for CVE-2025-10990?

Yes, proof-of-concept exploit code for CVE-2025-10990 is publicly available on GitHub and security research platforms. This increases the risk of active exploitation.

Which products are affected by CVE-2025-10990?

Check the official CVE details for a complete list of affected products and versions.

How do I fix CVE-2025-10990?

To remediate CVE-2025-10990, check for security patches from the vendor. Apply all available updates and security patches. If no patch is available, implement recommended workarounds or security controls to mitigate the risk.

CVE-2025-10990

High

|7.5

Exploit Available

Plain English Summary

AI-powered analysis for quick understanding

An attacker can exploit a flaw in REXML to create specially crafted XML documents that cause the system to slow down or crash, leading to a denial of service. This vulnerability arises when the system processes certain hex character references, and it requires the attacker to send malicious XML data to the affected component.

Technical 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 Vector Analysis

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

Confidentiality ImpactNone

Integrity ImpactNone

Availability ImpactHigh

ScopeUnchanged

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Resources

Search for proof-of-concept code and exploit modules

GitHub Search Exploit-DB Nuclei Templates Metasploit Vulners

Official References

NIST NVD

Est. Bounty

$2,053($1K-$5K)

Vendor Response

Grade APatched in 3 days

Quick Information

Published

Feb 27, 2026

about 1 month ago

Last Modified

Mar 2, 2026

about 1 month ago