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CVE-2026-109403— conductor-oss conductor Agent Card Fetching A2AService.java A2AService.getAgentCard server-side request forgery

Quick assessment

Affected
conductor-oss conductor
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 conductor-oss 3.32.5 及更早版本中，发现了一个漏洞。该漏洞影响的是与“Agent Card Fetching”组件相关的文件 ai/src/main/java/org/conductoross/conductor/ai/a2a/A2AService.java 中的函数 A2AService.getAgentCard。通过操纵参数 agentUrl，可导致服务器端请求伪造（SSRF）。该攻击可以远程发起，且相关利用代码已公开披露，可被利用。

CVSS 7.3 · High EPSS 0.35% · P27

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 6

VendorProduct Version RangeStatus
conductor-oss conductor 3.32.0 affected
3.32.1 affected
3.32.2 affected
3.32.3 affected
3.32.4 affected
3.32.5 affected
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I. Basic Information for CVE-2026-109403

Vulnerability Information
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Vulnerability Title
conductor-oss conductor Agent Card Fetching A2AService.java A2AService.getAgentCard server-side request forgery
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in conductor-oss conductor up to 3.32.5. Affected by this vulnerability is the function A2AService.getAgentCard of the file ai/src/main/java/org/conductoross/conductor/ai/a2a/A2AService.java of the component Agent Card Fetching. Executing a manipulation of the argument agentUrl can lead to server-side request forgery. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
conductor-oss conductor 3.32.0 cpe:2.3:a:conductor-oss:conductor:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-109403

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III. Intelligence Information for CVE-2026-109403

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Same Patch Batch · conductor-oss · 2026-10-13 · 5 CVEs total

CVE-2026-109405 7.3 HIGH conductor-oss conductor KafkaPublishTask.java KafkaPublishTask.start server-side request f
CVE-2026-109190 6.3 MEDIUM conductor-oss conductor API Tool Configuration ListApiToolsTask.java ListApiToolsTask.star
CVE-2026-109402 6.3 MEDIUM conductor-oss conductor MCP Service MCPService.java MCPService.listTools server-side reque
CVE-2026-109404 5.3 MEDIUM conductor-oss conductor Agentspan Agent Runtime AgentController.java server-side request f

IV. Related Vulnerabilities

Same product: conductor
Same vendor: conductor-oss
Same weakness: CWE-918

V. Comments for CVE-2026-109403

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