Detections
Analytics

SCA: security update for io.modelcontextprotocol.sdk:mcp-core (GHSA-8jxr-pr72-r468)

high Tenable Cloud Security Plugin ID 440018

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - MCP Java SDK is the official Java SDK for Model Context Protocol servers and clients. Prior to 1.0.0, the
 java-sdk contains a DNS rebinding vulnerability. This vulnerability allows an attacker to access a locally
 or network-private java-sdk MCP server via a victims browser that is either local, or network adjacent.
 This allows an attacker to make any tool call to the server as if they were a locally running MCP
 connected AI agent. This vulnerability is fixed in 1.0.0. (CVE-2026-35568)

Solution

Update the io.modelcontextprotocol.sdk:mcp-core library and its related packages to version 1.0.0 or later.

See Also

https://github.com/advisories/GHSA-8jxr-pr72-r468

Plugin Details

Severity: High

ID: 440018

Version: Revision 1.5

Type: Local

Family: SCA Checks

Published: 4/8/2026

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.73

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 4.5

Vector: CVSS2#AV:A/AC:L/Au:N/C:N/I:C/A:N

CVSS Score Source: CVE-2026-35568

CVSS v3

Risk Factor: Medium

Base Score: 5.7

Temporal Score: 5

Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS v4

Risk Factor: High

Base Score: 7.6

Threat Score: 4.9

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 4/7/2026

Vulnerability Publication Date: 4/7/2026

Reference Information

CVE: CVE-2026-35568

cwe: CWE-346