CVE-2026-19898

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 LOW
CVSS v2.0 2.6 LOW

3.7^/10

CVSS v3 : LOW

Vector :

Exploitability : 2.2 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

2.6^/10

CVSS v2.0 : LOW

Vector : AV:N/AC:H/Au:N/C:P/I:N/A:N

Exploitability : 4.9 / Impact : 2.9

Access Vector NETWORK

Access Complexity HIGH

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/VictoriaMetrics/VictoriaMetrics/
https://github.com/VictoriaMetrics/VictoriaMetrics/commit/119ba0fb5be8024d50c5ba946599b2e69e8803ea
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-322g-r9gf
https://vuldb.com/cve/CVE-2026-19898
https://vuldb.com/submit/870679
https://vuldb.com/vuln/390088
https://vuldb.com/vuln/390088/cti

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-15 16:16

Updated : 2026-08-20 12:48

NVD link : CVE-2026-19898

Mitre link : CVE-2026-19898

CVE.ORG link : CVE-2026-19898

JSON object : View

Products Affected

No product.

CWE

CWE-307

Improper Restriction of Excessive Authentication Attempts

CWE-799

Improper Control of Interaction Frequency

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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."}], "lastModified": "2026-08-20T12:48:31.843", "sourceIdentifier": "cna@vuldb.com"}