CERT/CC VINCE up to 3.0.43 Email Notification vinny/views.py ModifyEmailNotifications authorization

Summaryinfo

A vulnerability classified as problematic has been found in CERT/CC VINCE up to 3.0.43. The impacted element is the function ModifyEmailNotifications of the file vinny/views.py of the component Email Notification. The manipulation leads to authorization. This vulnerability is uniquely identified as CVE-2026-18750. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in CERT/CC VINCE up to 3.0.43. This issue affects the function ModifyEmailNotifications of the file vinny/views.py of the component Email Notification. The manipulation with an unknown input leads to a authorization vulnerability. Using CWE to declare the problem leads to CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

vinny/views.py: (ModifyEmailNotifications) IDOR: view fetches VinceCommEmail by raw pk from URL and toggles email_function/name without checking the record's contact belongs to the requesting group-admin. Lets a vendor admin flip notification routing (or read email/name) for another vendor's contact.

The advisory is shared at certcc.github.com. The identification of this vulnerability is CVE-2026-18750 since 08/04/2026. The exploitation is known to be easy. The attack may be initiated remotely. Additional levels of successful authentication are required for exploitation. Technical details are known, but no exploit is available.

Upgrading to version 3.0.44 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• CC
• CERT

Name

• VINCE

Version

• 3.0.0
• 3.0.1
• 3.0.2
• 3.0.3
• 3.0.4
• 3.0.5
• 3.0.6
• 3.0.7
• 3.0.8
• 3.0.9
• 3.0.10
• 3.0.11
• 3.0.12
• 3.0.13
• 3.0.14
• 3.0.15
• 3.0.16
• 3.0.17
• 3.0.18
• 3.0.19
• 3.0.20
• 3.0.21
• 3.0.22
• 3.0.23
• 3.0.24
• 3.0.25
• 3.0.26
• 3.0.27
• 3.0.28
• 3.0.29
• 3.0.30
• 3.0.31
• 3.0.32
• 3.0.33
• 3.0.34
• 3.0.35
• 3.0.36
• 3.0.37
• 3.0.38
• 3.0.39
• 3.0.40
• 3.0.41
• 3.0.42
• 3.0.43

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion