CVE-2026-19898

LOWPre-NVD 3.73.7—
EchelonGraph scoreMEDIUM confidence

Score 3.7 from GitHub Security Advisory (severity: LOW) published 2026-08-15. A secondary CVSS source baseline 3.7; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
3.7EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0.8%CVSS: 3.7Exploit: Elevated riskExposed services: Not assessed

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

A vulnerability was found in VictoriaMetrics up to 1.146.0. Impacted is the function requestHandler of the file app/vmauth/main.go of the component VMAuth Authentication Endpoint. Performing a manipulation results in improper restriction of excessive authentication attempts. The attack is possible to be carried out remotely. The complexity of an attack is rather high. The exploitability is considered difficult. The exploit has been made public and could be used. Upgrading to version 1.147.0 is recommended to address this issue. The patch is named 119ba0fb5be8024d50c5ba946599b2e69e8803ea. Upgrading the affected component is recommended.

CVSS v3
3.7
EG Score
3.7LOWmedium confidence
EG Risk
33
EG Risk 33/100CISA SSVC

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
Severity37% × 45%
Exploitation40% × 40%
Automatability0% × 15%
CISA SSVC: Track at low or medium mission impact; Track* at high (mission-essential systems).
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.
EPSS PROB
0.8%
EPSS %ILE
53rd
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track* at high (mission-essential systems).

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.

Exploitation public PoC (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

August 15, 2026

Last Modified

August 20, 2026

References (9)

Vendor Advisories for CVE-2026-19898(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 10× in last 7d / 37× 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. 2026-10-09 20:06 UTCEPSS rescore
  2. 2026-10-08 17:11 UTCEPSS rescore
  3. 2026-10-07 23:47 UTCEPSS rescore
  4. 2026-10-06 17:11 UTCEG score recompute
  5. 2026-10-06 17:10 UTCGHSA enrichment
  6. 2026-10-06 15:17 UTCEPSS rescore
  7. 2026-10-05 17:42 UTCEPSS rescore
  8. 2026-10-04 23:21 UTCEPSS rescore
  9. 2026-10-03 19:27 UTCEG score recompute
  10. 2026-10-03 19:27 UTCGHSA enrichment
  11. 2026-10-01 19:49 UTCEPSS rescore
  12. 2026-09-30 20:55 UTCEG score recompute
  13. 2026-09-30 20:55 UTCGHSA enrichment
  14. 2026-09-30 15:03 UTCEPSS rescore
  15. 2026-09-29 15:20 UTCEPSS rescore
  16. 2026-09-28 13:51 UTCEPSS rescore
  17. 2026-09-27 13:47 UTCEPSS rescore
  18. 2026-09-27 08:23 UTCEG score recompute
  19. 2026-09-27 08:23 UTCGHSA enrichment
  20. 2026-09-26 15:58 UTCEPSS rescore
  21. 2026-09-23 15:42 UTCEG score recompute
  22. 2026-09-23 15:42 UTCGHSA enrichment
  23. 2026-09-20 19:48 UTCEG score recompute
  24. 2026-09-20 19:48 UTCGHSA enrichment
  25. 2026-09-18 19:27 UTCEPSS rescore
Show 60 more
  1. 2026-09-18 00:19 UTCEG score recompute
  2. 2026-09-18 00:19 UTCGHSA enrichment
  3. 2026-09-16 14:07 UTCEPSS rescore
  4. 2026-09-16 05:14 UTCEPSS rescore
  5. 2026-09-15 03:23 UTCEG score recompute
  6. 2026-09-15 03:22 UTCGHSA enrichment
  7. 2026-09-13 16:46 UTCEPSS rescore
  8. 2026-09-12 15:00 UTCEPSS rescore
  9. 2026-09-12 07:53 UTCEG score recompute
  10. 2026-09-12 07:53 UTCGHSA enrichment
  11. 2026-09-11 14:52 UTCEPSS rescore
  12. 2026-09-11 09:36 UTCEPSS rescore
  13. 2026-09-10 09:34 UTCEPSS rescore
  14. 2026-09-09 12:06 UTCEG score recompute
  15. 2026-09-09 12:06 UTCGHSA enrichment
  16. 2026-09-08 22:00 UTCEPSS rescore
  17. 2026-09-07 16:01 UTCEPSS rescore
  18. 2026-09-06 16:37 UTCEG score recompute
  19. 2026-09-06 16:37 UTCGHSA enrichment
  20. 2026-09-06 13:47 UTCEPSS rescore
  21. 2026-09-04 05:06 UTCEPSS rescore
  22. 2026-09-03 21:07 UTCEG score recompute
  23. 2026-09-03 21:07 UTCGHSA enrichment
  24. 2026-09-02 14:11 UTCEPSS rescore
  25. 2026-09-01 13:53 UTCEPSS rescore
  26. 2026-09-01 04:39 UTCEPSS rescore
  27. 2026-09-01 01:37 UTCEG score recompute
  28. 2026-09-01 01:36 UTCGHSA enrichment
  29. 2026-08-30 19:17 UTCEPSS rescore
  30. 2026-08-30 01:22 UTCEPSS rescore
  31. 2026-08-29 05:53 UTCEG score recompute
  32. 2026-08-29 05:53 UTCGHSA enrichment
  33. 2026-08-28 21:41 UTCEPSS rescore
  34. 2026-08-27 14:25 UTCEPSS rescore
  35. 2026-08-26 14:46 UTCEPSS rescore
  36. 2026-08-26 04:02 UTCEG score recompute
  37. 2026-08-26 04:01 UTCGHSA enrichment
  38. 2026-08-25 13:48 UTCEPSS rescore
  39. 2026-08-23 08:30 UTCEG score recompute
  40. 2026-08-23 08:30 UTCGHSA enrichment
  41. 2026-08-23 00:19 UTCEPSS rescore
  42. 2026-08-21 23:49 UTCEPSS rescore
  43. 2026-08-20 22:55 UTCEPSS rescore
  44. 2026-08-20 13:01 UTCEG score recompute
  45. 2026-08-20 13:01 UTCGHSA enrichment
  46. 2026-08-19 17:03 UTCEPSS rescore
  47. 2026-08-18 14:52 UTCEG score recompute
  48. 2026-08-18 14:52 UTCGHSA enrichment
  49. 2026-08-18 13:51 UTCEG score recompute
  50. 2026-08-18 13:51 UTCGHSA enrichment
  51. 2026-08-18 13:48 UTCEPSS rescore
  52. 2026-08-18 13:45 UTCMITRE cvelistV5CVSS v4 → 6.3
  53. 2026-08-18 11:48 UTCEG score recompute
  54. 2026-08-18 11:48 UTCGHSA enrichment
  55. 2026-08-17 13:47 UTCEPSS rescore
  56. 2026-08-16 14:56 UTCEPSS rescore
  57. 2026-08-15 16:19 UTCEG score recompute
  58. 2026-08-15 16:18 UTCNVD updateCVSS v4 → 2.9
  59. 2026-08-15 15:53 UTCEG score recompute
  60. 2026-08-15 15:52 UTCMITRE cvelistV5first tracked

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Frequently asked(5)

What is CVE-2026-19898?
CVE-2026-19898 is a low vulnerability published on August 15, 2026. A vulnerability was found in VictoriaMetrics up to 1.146.0. Impacted is the function requestHandler of the file app/vmauth/main.go of the component VMAuth Authentication Endpoint. Performing a manipulation results in improper restriction of excessive authentication attempts. The attack is possible…
When was CVE-2026-19898 disclosed?
CVE-2026-19898 was first published on August 15, 2026, with the most recent update on August 20, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-19898 actively exploited?
CVE-2026-19898 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.8% probability of exploitation in the next 30 days (53rd percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-19898?
CVE-2026-19898 has a CVSS base score of 3.7 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-19898?
No fix for CVE-2026-19898 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-19898 are linked in the Vendor Advisories panel on this page.

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