CVE-2026-15541CWE-862CWE-863

will-moss Isaiah Master Websocket server.go Server.Handle authorization

Medium · published July 13, 2026

CVSS v4.0
6.9
EPSS
1%
Percentile
44.8
In the wild
Unconfirmed
What it is

A flaw has been found in will-moss Isaiah up to 1.36.9. The impacted element is the function Server.Handle of the file app/server/server/server.go of the component Master Websocket Handler. Executing a manipulation of the argument Agent can lead to missing authorization. It is possible to launch the attack remotely. The pull request to fix this issue awaits acceptance.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
EPSS
0.00543 · 44.8th percentile
Weaknesses
CWE-862 · Missing Authorization; CWE-863 · Incorrect Authorization
Published
2026-07-13T06:45Z
EPSS history
Timeline
  • 13 JUL 06:45Z
    will-moss Isaiah Master Websocket server.go Server.Handle authorization
    cvelistv5