CVE-2026-31049

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Summary

CVECVE-2026-31049
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-04-14 14:16:13 UTC
Updated2026-04-17 15:24:57 UTC
DescriptionAn 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

Risk And Classification

Primary CVSS: v3.1 9.8 CRITICAL from ADP

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

EPSS: 0.004410000 probability, percentile 0.632600000 (date 2026-04-20)

Problem Types: CWE-1236 | n/a | CWE-1236 CWE-1236 Improper Neutralization of Formula Elements in a CSV File

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
hostbillapp.com/responsible-disclosure [email protected] hostbillapp.com
hostbillapp.com/changelog [email protected] hostbillapp.com
blog.hostbillapp.com/2025/12/03/hostbill-security-advisory [email protected] blog.hostbillapp.com
hostbillapp.com/release-notes/11-27-2025.html [email protected] hostbillapp.com
github.com/Muhammad5235/HostBill-CVEs-2025/blob/main/Missing%20Server-Si... [email protected] github.com
hostbillapp.com/release-notes/12-01-2025.html [email protected] hostbillapp.com
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