CVE-2026-31049
Hostbill remote code execution
- Published14 Apr 2026
Description
An issue in Hostbill v.2025-11-24 and 2025-12-01 allows a remote attacker to execute arbitrary code and escalate privileges via the CSV registration field
CVSS 3.1 breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HRemediation
No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.
References
- https://blog.hostbillapp.com/2025/12/03/hostbill-security-advisory/
- https://github.com/Muhammad5235/HostBill-CVEs-2025/blob/main/Missing%20Server-Side%20Validation/Registration%20fields%20%26%20Import%20Csv
- https://hostbillapp.com/changelog
- https://hostbillapp.com/release-notes/11-27-2025.html
- https://hostbillapp.com/release-notes/12-01-2025.html
- https://hostbillapp.com/responsible-disclosure
Related CVEs
Recent high-severity vulnerabilities sharing a weakness type.
Frequently asked
Is CVE-2026-31049 being actively exploited?
CVE-2026-31049 is not in the CISA KEV catalog. Its EPSS exploit probability is 1.23%.
How severe is CVE-2026-31049?
CVE-2026-31049 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 1.23% probability of exploitation.
How do I fix CVE-2026-31049?
Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.
How Secuno handles this
Secuno correlates vulnerabilities like CVE-2026-31049 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.
Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.