CVE-2026-109189

fit2cloud MeterSphere Swagger3 Swagger3ParserApiDefinition.java Swagger3ParserApiDefinition.testUrlTimeout server-side request forgery

MEDIUM
6.3
CVSS Score
Published: October 13, 2026 at 11:15 AM UTC
Updated: October 13, 2026 at 01:29 PM UTC
1 product affected across 1 vendorMetersphere

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Severity
MEDIUM6.3
Exploit prediction
EPSS 0.3%
SSVC
PoC

Description

A vulnerability was detected in fit2cloud MeterSphere up to 3.6.9-lts. The affected element is the function Swagger3ParserApiDefinition.testUrlTimeout of the file backend/parser/api/dataimport/Swagger3ParserApiDefinition.java of the component Swagger3 Parser. Performing a manipulation of the argument swaggerUrl results in server-side request forgery. Remote exploitation of the attack is possible. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/416896
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/416896/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-109189
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/979788

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-918

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