CVE-2026-64623
HIGHNetwork-AI before 5.13.4 Cryptographic Signature Verification Bypass
Title source: cnaDescription
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.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-3jf7-33vc-hgf4)
https://github.com/Jovancoding/Network-AI/security/advisories/GHSA-3jf7-33vc-hgf4
Third Party Advisory third-party-advisory
VulnCheck Advisory: Network-AI before 5.13.4 Cryptographic Signature Verification Bypass
https://www.vulncheck.com/advisories/network-ai-before-cryptographic-signature-verification-bypass
Scores
CVSS v3
8.6
EPSS
0.0020
EPSS Percentile
10.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-347
Status
published
Products (2)
Jovancoding/Network-AI
< 5.13.4
Jovancoding/Network-AI
5.13.4
Published
Jul 20, 2026
Tracked Since
Jul 20, 2026