Moovit Bus & Public Transit App 1.18 on Android com.tranzmate improper authorization in handler for custom url scheme

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k2.12

Summaryinfo

A vulnerability has been found in Moovit Bus & Public Transit App 1.18 on Android and classified as problematic. This vulnerability affects unknown code of the component com.tranzmate. The manipulation leads to improper authorization in handler for custom url scheme. This vulnerability is referenced as CVE-2026-12189. The attack can only be performed from a local environment. Furthermore, an exploit is available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability was found in Moovit Bus & Public Transit App 1.18 on Android. It has been rated as problematic. This issue affects an unknown part of the component com.tranzmate. The manipulation with an unknown input leads to a improper authorization in handler for custom url scheme vulnerability. Using CWE to declare the problem leads to CWE-939. The product uses a handler for a custom URL scheme, but it does not properly restrict which actors can invoke the handler using the scheme. Impacted is confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2026-12189. The exploitation is known to be easy. Attacking locally is a requirement. Technical details are unknown but a public exploit is available.

The exploit is available at drive.google.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Improper authorization in handler for custom url scheme
CWE: CWE-939 / CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

06/14/2026 Advisory disclosed
06/14/2026 +0 days VulDB entry created
06/14/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2026-12189 (🔒)
GCVE (CVE): GCVE-0-2026-12189
GCVE (VulDB): GCVE-100-370835
scip Labs: https://www.scip.ch/en/?labs.20130704

Entryinfo

Created: 06/14/2026 08:41
Changes: 06/14/2026 08:41 (24), 06/14/2026 08:42 (33)
Complete: 🔍
Submitter: honest_corrupt
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #824449: Moovit Moovit Android Application 1.18 Improper Input Validation / Insecure Deep Link Handling / WebVie (by honest_corrupt)

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

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