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Security2026-09-15 · source-backed
CVE-2026-89141, published September 15, scores 6.5 and affects the AI Engine chatbot, framework and MCP plugin through 3.7.7 via an unvalidated mediaId parameter (NVD). Lowest severity in this week's MCP batch and by far the widest deployed, because it puts MCP's trust problems on ordinary WordPress installs instead of developer machines.
Each link below shares sources, entities, or timing with this story.
The trick is one line in a file you never read. Manifold Security published eight findings across seven coding agents (Claude Code, Codex, Cursor, Grok Build, Qwen Code, goose, Hermes Agent) that all reduce to the same mechanism. A repository's own .git/config sets core.fsmoni...
Between September 14 and September 15, NVD published seven entries hitting MCP infrastructure. I read all of them expecting to find something clever. There's nothing clever in any of them. CVE-2026-57124, 9.8, published September 14. PraisonAI's default UI exposes POST /api/mc...
Full 10.0. Network vector, low complexity, no authentication, no user interaction, high impact on confidentiality, integrity and availability. CVE-2026-79696, published September 9, is a code injection flaw in adk web affecting Google's Agent Development Kit for Python 2.0.0 t...
CVE-2026-90474, published September 12 at CVSS 7.6, is an authentication bypass in MCPHub's embedded OAuth 2.0 authorization server: client authentication is off by default and PKCE enforcement is optional (NVD). Two days after the Langflow and ContextForge cluster, the same s...
On September 9, Anthropic added a mods/ folder to the public claude-code repo containing the full source of three plugins compiled into the binary: sec-default, diff and telemetry. 52 commits by September 13. None of it appears in the CHANGELOG, so the repo is running ahead of...
Your read-only flag is a claim, not a guarantee. Two independent Postgres MCP servers proved it on September 4. Postgres MCP Pro got CVE-2026-85620 at CVSS 9.2. The bug is one line of reasoning in safe_sql.py: the validator checks function names on FuncCall AST nodes. A functi...
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