CVE-2026-53634Network attack vector

Unauthorized record creation via unchecked Quick Creation endpoints

Published Jun 10, 2026 · Updated Jun 10, 2026

Missing authorization in Code 16 Sharp 9.0.0 through 9.22.2 allows remote authenticated users to create records without entity permission. ApiEntityListQuickCreationCommandController called its create and store paths without checking the entity's create authorization. Exploitation requires a valid Sharp account and a Quick Creation Command handler for the target entity; the user can retrieve its creation form or submit a new record.

CVSS severity4.3
Medium
EPSS probability0.21%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Missing authorization in Code 16 Sharp 9.0.0 through 9.22.2 allows remote authenticated users to create records without entity permission. ApiEntityListQuickCreationCommandController called its create and store paths without checking the entity's create authorization. Exploitation requires a valid Sharp account and a Quick Creation Command handler for the target entity; the user can retrieve its creation form or submit a new record.

The record

CVE
CVE-2026-53634
Published
Jun 10, 2026
Updated
Jun 10, 2026
Vendor
Lovell Fuller
Product
Sharp
Classifications
CWE-862, T1565.001
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 10, 2026CVE publishedPublication date reported by the CVE source.
  2. Jun 10, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=>= 9.0.0, < 9.22.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Lovell Fuller · Sharpversion=>= 9.0.0, < 9.22.3

Published CVSS scores

4.3GitHubCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/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

CWE-862Missing Authorization
T1565.001Stored Data Manipulation

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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