CVE-2019-5954

CRITICALNVD 9.19.1—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.1 under NVD CVSS v3. EPSS exploit probability: 1.9%, top 22% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
9.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 9.1Exploit: None knownExposed: 0

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

JR East Japan train operation information push notification App for Android version 1.2.4 and earlier allows remote attackers to bypass access restriction to obtain or alter the user's registered information via unspecified vectors.

CVSS v3
9.1
EG Score
9.1(medium)
EG Risk
46(Track)
EG Risk 46/100SSVC: 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
Severity91% × 45%
Exploitation2% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
2%
EPSS %ILE
78%
KEV
Not listed

Published

May 17, 2019

Last Modified

November 21, 2024

Advisory Details (1)

Auto-updated Jul 18, 2026
No patch confirmed yet.
generic

JVN#01119243: API server used by JR East Japan train operation information push notification App for Android fails to restrict access permissions

http://jvn.jp/en/jp/JVN01119243/index.html

Data Freshness Timeline

(refreshed 4× in last 7d / 23× 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.

Showing the most recent 100 of 121 total refreshes for this CVE.

  1. 2026-08-19 17:00 UTCEPSS rescore
  2. 2026-08-18 13:44 UTCEPSS rescore
  3. 2026-08-17 13:43 UTCEPSS rescore
  4. 2026-08-15 01:26 UTCEPSS rescore
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  21. 2026-07-23 14:15 UTCEPSS rescore
  22. 2026-07-23 01:46 UTCEG score recompute
  23. 2026-07-22 22:28 UTCEG score recompute
  24. 2026-07-22 14:05 UTCEPSS rescore
  25. 2026-07-21 15:22 UTCEPSS rescore
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  1. 2026-07-21 15:22 UTCEPSS rescore
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  20. 2026-07-09 19:06 UTCEPSS rescore
  21. 2026-07-08 15:11 UTCEPSS rescore
  22. 2026-07-07 13:43 UTCEPSS rescore
  23. 2026-07-06 16:25 UTCEPSS rescore
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  25. 2026-07-06 02:20 UTCEPSS rescore
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  31. 2026-06-30 23:20 UTCEPSS rescore
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  41. 2026-06-23 21:31 UTCEPSS rescore
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  45. 2026-06-21 14:54 UTCEPSS rescore
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  47. 2026-06-21 01:57 UTCEPSS rescore
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  49. 2026-06-19 19:23 UTCEPSS rescore
  50. 2026-06-19 19:23 UTCEPSS rescore
  51. 2026-06-18 17:50 UTCEPSS rescore
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  53. 2026-06-17 17:50 UTCEPSS rescore
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  55. 2026-06-15 17:46 UTCEPSS rescore
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  70. 2026-06-06 13:45 UTCEPSS rescore
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  72. 2026-06-05 22:45 UTCEPSS rescore
  73. 2026-06-05 06:08 UTCEPSS rescore
  74. 2026-06-04 13:10 UTCEPSS rescore
  75. 2026-06-04 13:10 UTCEPSS rescore

Frequently asked(5)

What is CVE-2019-5954?
CVE-2019-5954 is a critical vulnerability published on May 17, 2019. JR East Japan train operation information push notification App for Android version 1.2.4 and earlier allows remote attackers to bypass access restriction to obtain or alter the user's registered information via unspecified vectors.
When was CVE-2019-5954 disclosed?
CVE-2019-5954 was first published in the National Vulnerability Database on May 17, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2019-5954 actively exploited?
CVE-2019-5954 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2% probability of exploitation in the next 30 days, which ranks it in the top 21.7% of all scored CVEs.
What is the CVSS score of CVE-2019-5954?
CVE-2019-5954 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2019-5954?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-5954, 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.

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