P4Verified

CVE-2025-6515: oatpp-mcp 0

CVE-2025-6515. CVSS 3.1 base score 6.8 (MEDIUM, Vendor/CNA). EPSS 0.00401 (percentile 0.32274), scored 2026-10-08.

Affected technology

oatpp-mcp · 0
oatpp

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · User interaction required

What an attacker can do

Network attackers with access to the oatpp-mcp server can guess future session IDs and hijack legitimate client MCP sessions, returning malicious responses from the oatpp-mcp server. Vendor/CNA’s CVSS 3.1 assessment (base score 6.8/10) rates confidentiality impact as none; integrity and availability impact as high.

Published 2026-10-09 03:15:30.232695+00:00

CWE: CWE-330
CCR priority: 27.3 /100 (P4)
CVSS 3.1: 6.8 /10 · CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:H · Vendor/CNA
EPSS: 0.00401 · percentile 0.32274 · 2026-10-08
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-09 03:13:32.966430+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-6515.html