CVE-2026-64623: Network-AI before 5.13.4 contains an improper cryptographic signature verification vulnerability in APSAdapter where the default local verifier accepts any non-empty string as vali
Network-AI before 5.13.4 contains an improper cryptographic signature verification vulnerability in APSAdapter where the default local verifier accepts any non-empty string as valid. Unauthenticated attackers can submit forged APS delegation payloads with arbitrary scopes to bypass signature verification and obtain signed permission-grant tokens for sensitive resources including SHELL_EXEC.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-64623
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-646230.20% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 10% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-64623 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for Network-AI
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- highCVE-2026-58484: Network-AI is a TypeScript/Node.js multi-agent orchestrator. Prior to version 5.12.2, `Environ…nvd · 2026-07-20
- mediumCVE-2026-58482: Network-AI, a TypeScript/Node.js multi-agent orchestrator, has a shipped, exported, documented…nvd · 2026-07-20
- mediumCVE-2026-58481: Network-AI is a TypeScript/Node.js multi-agent orchestrator. Prior to version 5.12.2, `AgentRu…nvd · 2026-07-20
- mediumCVE-2026-58414: Network-AI is a TypeScript/Node.js multi-agent orchestrator. Prior to version 5.12.2, `Environ…nvd · 2026-07-20
- mediumCVE-2026-58413: Network-AI is a TypeScript/Node.js multi-agent orchestrator. Prior to version 5.12.2, `Environ…nvd · 2026-07-20
- criticalCVE-2026-54051: Network-AI is a TypeScript/Node.js multi-agent orchestrator. Prior to version 5.9.1, the agent…nvd · 2026-07-20
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