Critical severity · published Sep 10, 2026
CVE-2026-78573
IBM ContextForge MCP Gateway is affected by use of default credentials
9.8
CVSS
0.6%
EPSS
No
On KEV
Description
IBM ContextForge MCP Gateway 1.0.0 through 1.0.7 could allow a remote attacker to gain administrative access due to the use of default credentials.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 47% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CM
ContextForge MCP Gateway · IBM
1.0.0 through 1.0.7 · source: vendor
CO
Contextforge · Ibm
1.0.0 through 1.0.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-78573
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-78573
Patch
https://www.ibm.com/support/pages/node/7286834
More from ContextForge MCP Gateway
9.6
CVE-2026-77822
IBM ContextForge MCP Gateway is affected by server-side request forgery (DNS rebinding) via the A2A agent invocation endpoint
8.8
CVE-2026-18486
IBM ContextForge MCP Gateway is affected by credential disclosure and privilege escalation via jq filter execution
7.7
CVE-2026-18905
IBM ContextForge MCP Gateway is affected by server-side request forgery via DNS TOCTOU at tool invocation
5.4
CVE-2026-8355
IBM ContextForge MCP Gateway is affected by server-side request forgery
5.4
CVE-2026-11918
IBM ContextForge MCP Gateway is affected by security filter bypass via nested payload structures