Vulnerability · Published Oct 13, 2026 · Assigned by VulDB

CVE-2026-109402conductor-oss conductor MCP Service MCPService.java MCPService.listTools server-side request forgery

Medium 6.3

In plain English

A medium-severity server-side request forgery in conductor from conductor-oss. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 17% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)0.3%top 82.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was found in conductor-oss conductor 3.22.0. Affected is the function MCPService.listTools of the file ai/src/main/java/org/conductoross/conductor/ai/mcp/MCPService.java of the component MCP Service. Performing a manipulation of the argument mcpServer results in server-side request forgery. The attack may be initiated remotely. The exploit has been made public and could be used.

Affected products (as reported)

Vendor	Product	Versions
conductor-oss	conductor	3.22.0

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:C

References

VDB-416944 | conductor-oss conductor MCP Service MCPService.java MCPService.listTools server-side request forgery vdb-entry, technical-description
VDB-416944 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
CVE-2026-109402 | CVE Analysis and Report third-party-advisory
Submit #979790 | Conductor OSS Conductor >= 3.22.0 (audited commit ce46eac) server-side request forgery (CWE-918) third-party-advisory