Vulnerability · Published Mar 16, 2026 · Assigned by VulDB
CVE-2026-4215FlowCI flow-core-x SMTP Host ConfigServiceImpl.java save server-side request forgery
Medium 6.3
In plain English
A medium-severity server-side request forgery in flow-core-x from FlowCI. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities).
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| FlowCI | flow-core-x | 1.23.01 |
Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-351139 | FlowCI flow-core-x SMTP Host ConfigServiceImpl.java save server-side request forgery vdb-entry, technical-description
- VDB-351139 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #770491 | flow flow-core-x 1.23.01 Server-Side Request Forgery third-party-advisory
- https://github.com/fakebug111/my_public_bug/blob/main/issus01.md exploit