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CVE-2026-35577: Origin Validation Error

🗓️ 09 Apr 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 6 Views

Apollo MCP Server <1.7.0> missing Host header validation in StreamableHTTP allows tool access.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-35577
9 Apr 202619:40
–attackerkb
cnnvd
CNNVD
Apollo MCP Server 访问控制错误漏洞
9 Apr 202600:00
–cnnvd
cve
CVE
CVE-2026-35577
9 Apr 202619:40
–cve
cvelist
Cvelist
CVE-2026-35577 Missing Host Header Validation in Apollo MCP Server for Localhost Deployments
9 Apr 202619:40
–cvelist
euvd
EUVD
EUVD-2026-21061
9 Apr 202619:40
–euvd
mend
Mend
CVE-2026-35577
9 Apr 202619:40
–mend
nvd
NVD
CVE-2026-35577
9 Apr 202620:16
–nvd
ptsecurity
Positive Technologies
PT-2026-31715
9 Apr 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-35577
13 Apr 202619:23
–redhatcve
vulnrichment
Vulnrichment
CVE-2026-35577 Missing Host Header Validation in Apollo MCP Server for Localhost Deployments
9 Apr 202619:40
–vulnrichment

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17 Apr 2026 00:00Current
6Medium risk
Vulners AI Score6
CVSS 3.16.8 - 8.1
EPSS0.00344
SSVC
6