Is there a public exploit for CVE-2026-110278?

No public exploit for CVE-2026-110278 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-110278?

CVE-2026-110278 scores CVSS 7.4 (v3.1), rated high.

What does CVE-2026-110278 affect?

CVE-2026-110278 affects IBM ContextForge MCP Gateway.

7.4 High

IBM ContextForge MCP Gateway 1.0.0 through 1.1.0 could allow an attacker to replay identity propagation claims signatures or expose…

CVE-2026-110278

IBM ContextForge MCP Gateway 1.0.0 through 1.1.0 could allow an attacker to replay identity propagation claims signatures or expose sensitive user identity information to third-party MCP servers due to static signature payloads and missing per-gateway configuration checks during tool invocation.

Assessment

CVSS: 7.4 (v3.1)
Severity: High
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 13 November 2026
Last updated: 13 November 2026
Affected: IBM · ContextForge MCP Gateway
Assigner: ibm

CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

At the source

EUVD (ENISA)

References

https://www.ibm.com/support/pages/node/7296489

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