Vulnerability details
CVE-2026-64623
Jovancoding Network-AI
Network-AI before 5.13.4 Cryptographic Signature Verification Bypass
CVSS 4.0
8.8High
Official description
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.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.8High | 4.0 | CVEProject cvelistV5 (CNA) (VulnCheck) | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N |
| 8.6High | 3.1 | CVEProject cvelistV5 (CNA) (VulnCheck) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Jovancoding | Network-AI | v < 5.13.4 | CVEProject cvelistV5 (CNA) |
References and advisories
2
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Details
- Published
- 2026-07-20
- Last updated
- 2026-08-14
- State
- Published
- Assigner (CNA)
- VulnCheck
Exploit prediction (EPSS)
0.25%
Probability of exploitation in 30 days
17.5%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- Proof of concept
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-347Improper Verification of Cryptographic Signature