01 Record
CVE-2026-8355
IBM ContextForge MCP Gateway is affected by server-side request forgery
MediumPUBLISHEDCNA: ibm
CNA base score5.4 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
02 Description
IBM ContextForge MCP Gateway is affected by server-side request forgery
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.22% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 13.4% of scored records. A rank, not a probability.
- NVD base score
- 5.4 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
- NVD analysis status
- Awaiting Analysis. NVD last modified this record on 2026-10-20.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-10-19 23:42Z9 DAYS AGO
- Last updated
- 2026-10-20 14:37Z9 DAYS AGO
- Reserved
- 2026-05-11
- Assigning CNA
- ibm
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.4)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
- Weaknesses
- CWE-918Server-Side Request Forgery (SSRF)Base
- Data version
- 5.2
- Document digest
- 131972cc4faeeb2ba4edf10b366e9748f5adde3c8531e6e11adce6408b7f63c7
05 Affected products
VendorProductVersionsPlatforms
06 References
07 Remediation
IBM strongly recommends addressing the vulnerability now. Product(s)Version(s) number and/or range Remediation/Fix/InstructionsIBM ContextForge MCP Gateway 2.0>=v1.0.6Upgrade to v1.0.6 or later. See release notes: https://github.com/IBM/mcp-context-forge/releases/tag/v1.0.6 https://github.com/IBM/mcp-context-forge/releases/tag/v1.0.6%29