CVE-2026-12189

MEDIUMPre-NVD 5.35.3—
EchelonGraph scoreMEDIUM confidence

Score 5.3 from GitHub Security Advisory (severity: LOW) published 2026-06-15. a secondary CVSS source baseline 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
5.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.3Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
5.3
EG Score
5.3(medium)
EG Risk
40(Track)
EG Risk 40/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity53% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
1.3%
KEV
Not listed

Published

June 14, 2026

Last Modified

June 15, 2026

Advisory Details (2)

Auto-updated Jun 15, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

GitHub - honestcorrupt/-CVE-requested-moovit-android-webview-vulnerability-research: Title Moovit Android Application Contains Exported Browsable WebView Activity Allowing Arbitrary URL Injection and Phishing Attacks · GitHub

https://github.com/honestcorrupt/MOOVIT-CVE-.git
generic

moovit1.mp4 - Google Drive

https://drive.google.com/file/d/1lKtJX8mhbGTiMarv2H3psd9iombJ-dIn/view?usp=sharing

Vendor Advisories for CVE-2026-12189(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 8× in last 7d / 52× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-23 03:05 UTCEG score recompute
  2. 2026-07-22 14:08 UTCEPSS rescore
  3. 2026-07-21 15:24 UTCEPSS rescore
  4. 2026-07-20 17:08 UTCEPSS rescore
  5. 2026-07-19 14:30 UTCEPSS rescore
  6. 2026-07-18 10:04 UTCEPSS rescore
  7. 2026-07-16 23:09 UTCGHSA enrichment
  8. 2026-07-16 17:02 UTCEPSS rescore
  9. 2026-07-15 16:57 UTCEPSS rescore
  10. 2026-07-15 15:58 UTCGHSA enrichment
  11. 2026-07-14 14:06 UTCGHSA enrichment
  12. 2026-07-13 22:30 UTCEPSS rescore
  13. 2026-07-13 15:47 UTCGHSA enrichment
  14. 2026-07-13 06:12 UTCEPSS rescore
  15. 2026-07-12 17:10 UTCGHSA enrichment
  16. 2026-07-12 05:46 UTCEPSS rescore
  17. 2026-07-11 18:13 UTCGHSA enrichment
  18. 2026-07-11 08:27 UTCEPSS rescore
  19. 2026-07-10 19:49 UTCGHSA enrichment
  20. 2026-07-09 21:31 UTCGHSA enrichment
  21. 2026-07-09 19:10 UTCEPSS rescore
  22. 2026-07-08 21:22 UTCGHSA enrichment
  23. 2026-07-07 23:02 UTCGHSA enrichment
  24. 2026-07-07 13:46 UTCEPSS rescore
  25. 2026-07-07 00:43 UTCGHSA enrichment
Show 44 more
  1. 2026-07-06 16:27 UTCEPSS rescore
  2. 2026-07-05 12:00 UTCGHSA enrichment
  3. 2026-07-05 02:30 UTCEPSS rescore
  4. 2026-07-05 02:30 UTCEPSS rescore
  5. 2026-07-04 13:41 UTCGHSA enrichment
  6. 2026-07-04 06:31 UTCEPSS rescore
  7. 2026-07-03 15:22 UTCGHSA enrichment
  8. 2026-07-02 16:51 UTCGHSA enrichment
  9. 2026-07-01 18:31 UTCGHSA enrichment
  10. 2026-07-01 15:06 UTCEPSS rescore
  11. 2026-07-01 15:06 UTCEPSS rescore
  12. 2026-06-30 23:22 UTCEPSS rescore
  13. 2026-06-30 20:12 UTCGHSA enrichment
  14. 2026-06-29 21:52 UTCGHSA enrichment
  15. 2026-06-29 14:06 UTCEPSS rescore
  16. 2026-06-28 23:34 UTCGHSA enrichment
  17. 2026-06-28 14:07 UTCEPSS rescore
  18. 2026-06-28 04:56 UTCEPSS rescore
  19. 2026-06-28 04:56 UTCEPSS rescore
  20. 2026-06-28 01:15 UTCGHSA enrichment
  21. 2026-06-27 03:08 UTCEPSS rescore
  22. 2026-06-27 02:56 UTCGHSA enrichment
  23. 2026-06-26 04:38 UTCGHSA enrichment
  24. 2026-06-25 06:12 UTCGHSA enrichment
  25. 2026-06-24 07:47 UTCGHSA enrichment
  26. 2026-06-23 21:32 UTCEPSS rescore
  27. 2026-06-23 09:02 UTCGHSA enrichment
  28. 2026-06-22 10:42 UTCGHSA enrichment
  29. 2026-06-21 11:42 UTCGHSA enrichment
  30. 2026-06-21 01:59 UTCEPSS rescore
  31. 2026-06-21 01:59 UTCEPSS rescore
  32. 2026-06-20 13:18 UTCGHSA enrichment
  33. 2026-06-19 14:59 UTCGHSA enrichment
  34. 2026-06-18 17:52 UTCEPSS rescore
  35. 2026-06-18 16:39 UTCGHSA enrichment
  36. 2026-06-17 18:20 UTCGHSA enrichment
  37. 2026-06-17 17:53 UTCEPSS rescore
  38. 2026-06-16 20:00 UTCGHSA enrichment
  39. 2026-06-15 21:41 UTCGHSA enrichment
  40. 2026-06-15 17:48 UTCEPSS rescore
  41. 2026-06-15 17:29 UTCNVD updateCVSS v4 → 1.9
  42. 2026-06-15 16:03 UTCMITRE cvelistV5CVSS v4 → 4.8
  43. 2026-06-14 23:22 UTCEG score recompute
  44. 2026-06-14 23:22 UTCNVD updatefirst tracked

Frequently asked(5)

What is CVE-2026-12189?
CVE-2026-12189 is a medium vulnerability published on June 14, 2026. 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…
When was CVE-2026-12189 disclosed?
CVE-2026-12189 was first published in the National Vulnerability Database on June 14, 2026, with the most recent update on June 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-12189 actively exploited?
CVE-2026-12189 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-12189?
CVE-2026-12189 has a CVSS v3 base score of 5.3 (NVD).
How do I remediate CVE-2026-12189?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-12189, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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