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Medium 4.9Published Sep 24, 2026

CVE-2026-77825IBM ContextForge MCP Gateway is affected by path traversal

Updated under an hour ago ()

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It affects IBM ContextForge MCP Gateway and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

IBM ContextForge MCP Gateway 1.0.0 through 1.0.8 was vulnerable to path traversal in its Admin API log-download endpoint (`GET /v1/admin/logs/file`). The path confinement check uses `str.startswith()` rather than proper boundary validation, allowing an authenticated admin to read `.log`, `.jsonl`, and `.json` files outside the configured `LOG_FOLDER` by supplying a filename that resolves into a sibling directory whose absolute path shares the log directory's string prefix.

CVSS
4.9 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE)
CWE-22
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
ibm
NVD analysis
Analyzed
Record last updated
Sep 26, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
IBM ContextForge MCP Gateway
ibm:contextforge_mcp_gateway
from 1.0.0 through 1.0.8
CNA record
ibm contextforge
ibm:contextforge
from 1.0.0 before 1.0.9
NVD

References

  • vendor-advisory, patch

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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