Vulnerability · Published Jul 18, 2026 · Assigned by VulDB
CVE-2026-16126zevorn rt-claw Swarm RPC Receiver swarm.c handle_rpc_request authorization
High 7.3
In plain English
A high-severity incorrect authorization in rt-claw from zevorn. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 44% of all known vulnerabilities).
Official description
A vulnerability was determined in zevorn rt-claw up to 0.2.0. The impacted element is the function handle_rpc_request of the file claw/services/swarm/swarm.c of the component Swarm RPC Receiver. This manipulation causes incorrect authorization. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
Affected products (as reported)
Weakness: CWE-863, CWE-285 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-379838 | zevorn rt-claw Swarm RPC Receiver swarm.c handle_rpc_request authorization vdb-entry, technical-description
- VDB-379838 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- CVE-2026-16126 | CVE Analysis and Report third-party-advisory
- Submit #856870 | zevorn rt-claw unreleased post-v0.2.0 (36d128f) Incorrect Authorization (CWE-863) third-party-advisory
- Submit #856871 | zevorn rt-claw unreleased post-v0.2.0 (36d128f) Improper Authorization (CWE-285) (Duplicate) third-party-advisory
- https://github.com/zevorn/rt-claw/issues/135 issue-tracking
- https://github.com/zevorn/rt-claw/issues/137 exploit, issue-tracking
- https://github.com/zevorn/rt-claw/ product