CVE-2022-37426Network attack vector

File content injection via unrestricted file upload

Published Oct 28, 2022 · Updated Aug 3, 2024

Unrestricted file upload in OpenNebula OpenNebula core on Linux allows remote authenticated users to inject file content. Public records do not identify the upload endpoint, filename handling, or validation operation that accepts dangerous content. The attack requires a low-privilege account and network access; documented impact is file-content injection without stated confidentiality or availability effects.

CVSS severity4.3
Medium
EPSS probability0.54%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Unrestricted file upload in OpenNebula OpenNebula core on Linux allows remote authenticated users to inject file content. Public records do not identify the upload endpoint, filename handling, or validation operation that accepts dangerous content. The attack requires a low-privilege account and network access; documented impact is file-content injection without stated confidentiality or availability effects.

The record

CVE
CVE-2022-37426
Published
Oct 28, 2022
Updated
Aug 3, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CAPEC-23, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 28, 2022CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

4.3MITRE CNACVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CAPEC-23File Content Injection
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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