netcccyun dnsmgr up to 2.21 get_domain_default_line domain_id improper authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.2$0-$5k0.26+

Summaryinfo

A vulnerability, which was classified as problematic, was found in netcccyun dnsmgr up to 2.21. The impacted element is an unknown function of the file /cloudflare/get_domain_default_line. Executing a manipulation of the argument domain_id can lead to improper authorization. This vulnerability appears as CVE-2026-129468. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in netcccyun dnsmgr up to 2.21. It has been declared as problematic. This vulnerability affects some unknown functionality of the file /cloudflare/get_domain_default_line. The manipulation of the argument domain_id with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality. CVE summarizes:

Netcccyun dnsmgr 2.18 before 2.22 contains a missing authorization vulnerability in POST /cloudflare/get_domain_default_line that allows restricted users to access domains outside their permissions. Restricted sub-users or single-domain logins can iterate the domain_id parameter to enumerate panel domain ids and read each domain's DNS line list and default line.

The advisory is shared for download at hackmd.io. This vulnerability was named CVE-2026-129468 since 11/15/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1548.002.

Upgrading to version 2.22 eliminates this vulnerability.

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

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

CNA Base Score: 4.3
CNA Vector (VulnCheck): 🔒

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
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: dnsmgr 2.22

Timelineinfo

11/15/2026 Advisory disclosed
11/15/2026 +0 days CVE reserved
11/15/2026 +0 days VulDB entry created
11/15/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: hackmd.io
Status: Confirmed

CNA: VulnCheck
CVE: CVE-2026-129468 (🔒)

GCVE (CVE): GCVE-0-2026-129468
GCVE (VulDB): GCVE-100-437488

Entryinfo

Created: 11/15/2026 14:01
Changes: 11/15/2026 14:01 (76)
Complete: 🔍
Cache ID: 216::103

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