CVE-2026-4215

MEDIUM

FlowCI flow-core-x SMTP Host ConfigServiceImpl.java save server-side request forgery

Title source: cna

Description

A security flaw has been discovered in FlowCI flow-core-x up to 1.23.01. The impacted element is the function Save of the file core/src/main/java/com/flowci/core/config/service/ConfigServiceImpl.java of the component SMTP Host Handler. The manipulation results in server-side request forgery. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

References (4)

Core 4

Core References

Vdb Entry, Technical Description vdb-entry technical-description

VDB-351139 | FlowCI flow-core-x SMTP Host ConfigServiceImpl.java save server-side request forgery

https://vuldb.com/?id.351139

Signature, Permissions Required signature permissions-required

VDB-351139 | CTI Indicators (IOB, IOC, IOA)

https://vuldb.com/?ctiid.351139

Third Party Advisory third-party-advisory

Submit #770491 | flow flow-core-x 1.23.01 Server-Side Request Forgery

https://vuldb.com/?submit.770491

Exploit exploit

https://github.com/fakebug111/my_public_bug/blob/main/issus01.md

View Exploit ZIP pw:eip

Scores

CVSS v3 6.3

EPSS 0.0020

EPSS Percentile 10.1%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-918

Status published

Products (1)

FlowCI/flow-core-x 1.23.01

Published Mar 16, 2026

Tracked Since Mar 16, 2026