Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
n/a VictoriaMetrics — VictoriaMetrics VMAuth Authentication Endpoint main.go requestHandler excessive authentication
AV AC AT PR UI VC VI VA CVSS EPSS %ile KEV
N H N N N L N N 2.9 .0048 39.7 —
AFFECTED
Product Versions Fixed
VictoriaMetrics 1.146 – 1.147.0
TIMELINE
Aug 14 Reserved by VulDB
Aug 15 Published (CNA: VulDB)
Aug 18 EXPLOIT PUBLISHED — CVE-2026-19898 (VictoriaMetrics). Public exploit reference added.
Description
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.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| August 14, 2026 | Reserved | Reserved by VulDB |
| August 15, 2026 | Published | Published (CNA: VulDB) |
| August 18, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-19898 (VictoriaMetrics). Public exploit reference added. |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| n/a | VictoriaMetrics | — | 1.146 | 1.147.0 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-19898 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.