> CVE-2026-19898 [LOW]

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PUBLISHED
2026-08-15 16:16
MODIFIED
2026-08-15 16:16
CVSS_SCORE V3
2.9
EPSS (Prob. Exploit)
0.75%
Top 45.4%
DATA SOURCES:
NVD 🔗 2026-08-15 CWE MITRE 🔗 2026-09-01 FIRST EPSS 🔗 2026-10-25 OSV 🔗 2026-09-14

> 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.

> AFFECTED_PRODUCTS

ℹ️ Aucun produit affecté n'a encore été publié par NVD pour cette CVE.

> CVSS V3 METRICS

CVSS_VECTOR
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

> MÉTRIQUES CVSS DÉTAILLÉES

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Métrique Valeur Interprétation
AV (Vecteur d'Attaque)
Attack Vector
Network (N)
Exploit possible à distance via réseau (HTTP, API, etc.)
AC (Complexité d'Attaque)
Attack Complexity
High (H)
Conditions spécifiques doivent être réunies pour exploiter
PR (Privilèges Requis)
Privileges Required
None (N)
Aucune authentification requise
UI (Interaction Utilisateur)
User Interaction
None (N)
Aucune interaction utilisateur nécessaire
S (Périmètre)
Scope
Unchanged (U)
Impact reste dans le périmètre du composant compromis
C (Impact Confidentialité)
Confidentiality Impact
Low (L)
Divulgation limitée d'informations
I (Impact Intégrité)
Integrity Impact
None (N)
Aucune modification de données possible
A (Impact Disponibilité)
Availability Impact
None (N)
Aucune interruption de service

> RÉSUMÉ DES IMPACTS

Confidentialité
Low
Divulgation limitée d'informations
Intégrité
None
Aucune modification de données possible
Disponibilité
None
Aucune interruption de service

> WEAKNESSES

CWE-307 CWE-799

> CWE DETAILED DESCRIPTIONS

CWE-307: Improper Restriction of Excessive Authentication Attempts - The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame. | CWE-799: Improper Control of Interaction Frequency - The product does not properly limit the number or frequency of interactions that it has with an actor, such as the number of incoming requests.

> OSV (GOOGLE OPEN SOURCE VULNERABILITIES)

VictoriaMetrics VMAuth Authentication Endpoint main.go requestHandler excessive authentication

AFFECTED PACKAGES:
Unknown / Unknown
2 versions affected
ALIASES:
GHSA-c7pm-322g-r9gf

> HISTORIQUE DES MODIFICATIONS

Première apparition
15/08/2026 16:16
Source: NVD
📊 ENRICHISSEMENT 01/09/2026 06:02
CWE
Champ modifié: Description CWE
Ancienne valeur:
N/A
Nouvelle valeur:
CWE-307: Improper Restriction of Excessive Authentication Attempts - The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame. | ...
Total des modifications: 1 Dernière mise à jour: 1 month ago

> REFERENCES

https://github.com/VictoriaMetrics/VictoriaMetrics/
https://github.com/VictoriaMetrics/VictoriaMetrics/commit/119ba0fb5be8024d50c5ba...
https://github.com/VictoriaMetrics/VictoriaMetrics/issues/11180
https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.147.0
https://github.com/VictoriaMetrics/VictoriaMetrics/security/advisories/GHSA-c7pm...
https://vuldb.com/cve/CVE-2026-19898
https://vuldb.com/submit/870679
https://vuldb.com/vuln/390088
https://vuldb.com/vuln/390088/cti
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