Critical Security Update for xmlrpc-c: Addressing CVE-2026-15928
Summary
RHSA-2026:61316: Red Hat Security Advisory: xmlrpc-c security update. Affects xmlrpc-c versions < 0:1.51.0-17.el9_8. Fixed in 0:1.51.0-17.el9_8. How to fix ↓
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Background
xmlrpc-c is a widely used library that facilitates XML-RPC communication, enabling remote procedure calls over the internet. It is integral for applications that require data exchange between different systems. The library's functionality is crucial for developers looking to implement remote services efficiently. However, vulnerabilities in xmlrpc-c can expose applications to significant security risks, necessitating timely updates and patches.
Vulnerability Detail
The vulnerability identified as CVE-2026-15928 affects xmlrpc-c and is characterized by a critical security flaw that could allow unauthorized access or manipulation of data. This vulnerability arises from improper handling of XML-RPC requests, which could lead to potential data breaches or service disruptions. The ramifications of this vulnerability are severe, as it could compromise the integrity and confidentiality of sensitive information exchanged through the library.
How To Fix
Minimum fixed version
0:1.51.0-17.el9_8
This is the first release that contains the fix.
sudo dnf update xmlrpc-cTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
As a temporary workaround, consider disabling XML-RPC functionality in your application until the package can be updated. This can help mitigate the risk of exploitation while you prepare for the update.
Conclusion
The xmlrpc-c library is essential for XML-RPC communications, but the identified vulnerability CVE-2026-15928 poses significant security risks. It is crucial to update to the patched version to safeguard your applications. Utilize tools like Vulert to monitor and manage vulnerabilities effectively.
See every vulnerability recorded for xmlrpc-c →
FAQ
CVE-2026-15928 is a critical vulnerability in the xmlrpc-c library that could allow unauthorized access to sensitive data.
You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.
The vulnerability can lead to data breaches, unauthorized access, and potential service disruptions, affecting the integrity of applications using xmlrpc-c.
Yes, a patch is available in version 0:1.51.0-17.el9_8 of the xmlrpc-c package.
If immediate updating is not possible, consider disabling XML-RPC functionality in your application as a temporary measure.
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