CVE-2026-43989

high

Description

JunoClaw is an agentic AI platform built on Juno Network. Prior to 0.x.y-security-1, the upload_wasm MCP tool accepted a filesystem path from the agent and uploaded whatever bytes the path resolved to, with no validation of location, symlink target, file size, or file format. This vulnerability is fixed in 0.x.y-security-1.

References

https://github.com/Dragonmonk111/junoclaw/security/advisories/GHSA-rw59-34hw-pmwp

https://github.com/Dragonmonk111/junoclaw/releases/tag/v0.x.y-security-1

https://github.com/Dragonmonk111/junoclaw/commit/a7886cd

Details

Source: Mitre, NVD

Published: 2026-05-12

Updated: 2026-05-13

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:P

Severity: Medium

CVSS v3

Base Score: 8.5

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L

Severity: High

EPSS

EPSS: 0.00015