Rapid7 Velociraptor up to 0.77.1 upload_azure/upload_sftp/upload_smb improper authorization

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k1.18-

Summaryinfo

A vulnerability classified as problematic has been found in Rapid7 Velociraptor up to 0.77.1. This vulnerability affects unknown code of the component upload_azure/upload_sftp/upload_smb. The manipulation leads to improper authorization. This vulnerability is referenced as CVE-2026-18348. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Rapid7 Velociraptor up to 0.77.1 and classified as problematic. This issue affects some unknown processing of the component upload_azure/upload_sftp/upload_smb. The manipulation with an unknown input leads to a improper authorization vulnerability. Using CWE to declare the problem leads to CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. Impacted is confidentiality. The summary by CVE is:

Missing authorization check in the upload_azure, upload_sftp, and upload_smb VQL plugins allows an authenticated analyst-role user can initiate attacker-controlled outbound network connections from the Velociraptor server, bypassing the NETWORK ACL permission boundary. This enables internal network reconnaissance via port oracle and potential data exfiltration to external endpoints.

It is possible to read the advisory at docs.velociraptor.app. The identification of this vulnerability is CVE-2026-18348 since 07/30/2026. The exploitation is known to be easy. The attack may be initiated remotely. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1548.002 according to MITRE ATT&CK.

Upgrading to version 0.77.2 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Velociraptor 0.77.2

Timelineinfo

07/30/2026 CVE reserved
08/11/2026 +12 days Advisory disclosed
08/11/2026 +0 days VulDB entry created
08/11/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: docs.velociraptor.app
Status: Confirmed

CVE: CVE-2026-18348 (🔒)
GCVE (CVE): GCVE-0-2026-18348
GCVE (VulDB): GCVE-100-387995

Entryinfo

Created: 08/11/2026 08:06
Changes: 08/11/2026 08:06 (54)
Complete: 🔍
Cache ID: 216::103

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