Vulnerability · Published Aug 30, 2026 · Assigned by VulDB
CVE-2026-82594LogNet grpc-spring-boot-starter Annotation Processing improper authorization
Medium 5.0
In plain English
A medium-severity security flaw in grpc-spring-boot-starter from LogNet. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 24% of all known vulnerabilities).
Official description
A vulnerability has been found in LogNet grpc-spring-boot-starter up to 5.2.0. Affected is an unknown function of the component Annotation Processing. Such manipulation leads to improper authorization. The attack may be performed from remote. A high complexity level is associated with this attack. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| LogNet | grpc-spring-boot-starter | 5.05.15.2.0 |
Weakness: CWE-285, CWE-266 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-397089 | LogNet grpc-spring-boot-starter Annotation Processing improper authorization vdb-entry
- VDB-397089 | CTI Indicators (IOB, IOC, TTP) signature, permissions-required
- CVE-2026-82594 | CVE Analysis and Report third-party-advisory
- Submit #892515 | LogNet grpc-spring-boot-starter <=5.2.0 Improper Authorization third-party-advisory
- https://github.com/LogNet/grpc-spring-boot-starter/issues/423 exploit, issue-tracking
- https://github.com/LogNet/grpc-spring-boot-starter/ product