CVE-2019-17195

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.8 under NVD CVSS v3. EPSS exploit probability: 11.0%, top 5% 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
Elevated
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 11%CVSS: 9.8Exploit: Elevated riskExposed: 0

A fix is available — apply it.

Connect2id Nimbus JOSE+JWT before v7.9 can throw various uncaught exceptions while parsing a JWT, which could result in an application crash (potential information disclosure) or a potential authentication bypass.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
65(Track*)
EG Risk 65/100SSVC: 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
Severity98% × 45%
Exploitation40% × 40%
Automatability30% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
11%
EPSS %ILE
96%
KEV
Not listed

Published

October 15, 2019

Last Modified

November 21, 2024

Advisory Details (9)

Auto-updated Sep 13, 2026
No patch confirmed yet.
generic
https://lists.apache.org/thread.html/rcac26c2d4df22341fa6ebbfe93ba1eff77d2dcd3f6106a1dc1f9ac98%40%3Cdev.avro.apache.org%3E
generic
https://lists.apache.org/thread.html/r5e08837e695efd36be73510ce58ec05785dbcea077819d8acc2d990d%40%3Ccommits.druid.apache.org%3E
generic
https://lists.apache.org/thread.html/r35f6301a3e6a56259224786dd9c2a935ba27ff6b494d15a3b66efe6a%40%3Cdev.avro.apache.org%3E
generic
https://lists.apache.org/thread.html/r33dc233634aedb04fa77db3eb79ea12d15ca4da89fa46a1c585ecb0b%40%3Ccommits.druid.apache.org%3E
generic
https://lists.apache.org/thread.html/r2667286c8ceffaf893b16829b9612d8f7c4ee6b30362c6c1b583e3c2%40%3Ccommits.druid.apache.org%3E
generic
https://lists.apache.org/thread.html/e10d43984f39327e443e875adcd4a5049193a7c010e81971908caf41%40%3Ccommon-issues.hadoop.apache.org%3E
generic
https://lists.apache.org/thread.html/8768553cda5838f59ee3865cac546e824fa740e82d9dc2a7fc44e80d%40%3Ccommon-dev.hadoop.apache.org%3E
generic

Nimbus JOSE+JWT 7.9 fixes an unchecked exception vulnerability · Blog · Connect2id

https://connect2id.com/blog/nimbus-jose-jwt-7-9
generic

Bitbucket

https://bitbucket.org/connect2id/nimbus-jose-jwt/src/master/SECURITY-CHANGELOG.txt

Vendor Advisories for CVE-2019-17195(1)

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

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatrhvm-dependencies-0:4.3.2-1.el7ev2020-04-02redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)
Maven(1)
PackageVulnerable rangeFixed inDependents
com.nimbusds:nimbus-jose-jwt2.10 ... 7.8.1 (157 versions)7.9—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 5× in last 7d / 24× 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 136 total refreshes for this CVE.

  1. 2026-09-18 19:22 UTCEPSS rescore
  2. 2026-09-17 19:22 UTCEPSS rescore
  3. 2026-09-16 14:04 UTCEPSS rescore
  4. 2026-09-15 03:05 UTCEPSS rescore
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  8. 2026-09-08 02:44 UTCOSV refresh
  9. 2026-09-07 15:57 UTCEPSS rescore
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  23. 2026-08-21 12:44 UTCOSV refresh
  24. 2026-08-20 22:51 UTCEPSS rescore
  25. 2026-08-19 17:00 UTCEPSS rescore
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  1. 2026-08-18 13:44 UTCEPSS rescore
  2. 2026-08-17 13:43 UTCEPSS rescore
  3. 2026-08-16 14:52 UTCEPSS rescore
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  5. 2026-08-15 01:26 UTCEPSS rescore
  6. 2026-08-12 13:47 UTCEPSS rescore
  7. 2026-08-08 16:33 UTCEPSS rescore
  8. 2026-08-07 16:23 UTCEPSS rescore
  9. 2026-08-06 13:43 UTCEPSS rescore
  10. 2026-08-05 23:54 UTCOSV refresh
  11. 2026-08-05 19:13 UTCEPSS rescore
  12. 2026-08-04 15:05 UTCEPSS rescore
  13. 2026-08-02 02:23 UTCEPSS rescore
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  21. 2026-07-24 14:14 UTCEPSS rescore
  22. 2026-07-23 14:15 UTCEPSS rescore
  23. 2026-07-23 01:41 UTCEG score recompute
  24. 2026-07-22 22:21 UTCEG score recompute
  25. 2026-07-22 14:05 UTCEPSS rescore
  26. 2026-07-21 15:22 UTCEPSS rescore
  27. 2026-07-21 15:22 UTCEPSS rescore
  28. 2026-07-20 17:04 UTCEPSS rescore
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  30. 2026-07-20 03:46 UTCOSV refresh
  31. 2026-07-19 14:28 UTCEPSS rescore
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  40. 2026-07-13 22:27 UTCEPSS rescore
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  43. 2026-07-11 08:24 UTCEPSS rescore
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  45. 2026-07-09 19:06 UTCEPSS rescore
  46. 2026-07-08 15:11 UTCEPSS rescore
  47. 2026-07-07 13:43 UTCEPSS rescore
  48. 2026-07-06 16:25 UTCEPSS rescore
  49. 2026-07-06 16:25 UTCEPSS rescore
  50. 2026-07-05 02:27 UTCEPSS rescore
  51. 2026-07-04 06:28 UTCEPSS rescore
  52. 2026-07-02 18:36 UTCOSV refresh
  53. 2026-07-01 15:03 UTCEPSS rescore
  54. 2026-07-01 15:03 UTCEPSS rescore
  55. 2026-06-30 23:20 UTCEPSS rescore
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  58. 2026-06-28 04:54 UTCEPSS rescore
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  60. 2026-06-27 03:06 UTCEPSS rescore
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  63. 2026-06-24 14:03 UTCEPSS rescore
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  65. 2026-06-23 21:31 UTCEPSS rescore
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  67. 2026-06-22 14:23 UTCEPSS rescore
  68. 2026-06-21 14:54 UTCEPSS rescore
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  70. 2026-06-21 01:57 UTCEPSS rescore
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  72. 2026-06-18 17:50 UTCEPSS rescore
  73. 2026-06-17 17:50 UTCEPSS rescore
  74. 2026-06-16 17:50 UTCEPSS rescore
  75. 2026-06-15 17:45 UTCEPSS rescore

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCsomatrasss/weblogic2021
    First seen Feb 4, 2021

    CVE-2021-1994、CVE-2021-2047、CVE-2021-2064、CVE-2021-2108、CVE-2021-2075、CVE-2019-17195、CVE-2020-14756、CVE-2021-2109

    Open source ↗

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2019-17195?
CVE-2019-17195 is a critical vulnerability published on October 15, 2019. Connect2id Nimbus JOSE+JWT before v7.9 can throw various uncaught exceptions while parsing a JWT, which could result in an application crash (potential information disclosure) or a potential authentication bypass.
When was CVE-2019-17195 disclosed?
CVE-2019-17195 was first published in the National Vulnerability Database on October 15, 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-2019-17195 actively exploited?
CVE-2019-17195 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 11% probability of exploitation in the next 30 days, which ranks it in the top 4.3% of all scored CVEs.
What is the CVSS score of CVE-2019-17195?
CVE-2019-17195 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2019-17195?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-17195, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2019-17195

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