CVE-2026-31049CRITICAL 9.8EPSS p46.8%

CVE-2026-31049CVE-2026-31049

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

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.66% probability of exploitation · percentile 46.8% · 2026-06-18T12:00:27Z
Published2026-04-14
Last modified2026-04-27

Underlying weaknesses· 1

CWE-1236

References

  1. https://blog.hostbillapp.com/2025/12/03/hostbill-security-advisory/
  2. https://github.com/Muhammad5235/HostBill-CVEs-2025/blob/main/Missing%20Server-Side%20Validation/Registration%20fields%20%26%20Import%20Csv
  3. https://hostbillapp.com/changelog
  4. https://hostbillapp.com/release-notes/11-27-2025.html
  5. https://hostbillapp.com/release-notes/12-01-2025.html
  6. https://hostbillapp.com/responsible-disclosure

1

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Formula Elements in a CSV Filecwe-12360%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
CVE-2025-29902
CVE
CVE-2026-9645
CVE
CVE-2025-25535
CVE
CVE-2026-2701
CVE
CVE-2026-21628
CVE
CVE-2025-3115
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.