CVE-2026-38999CWE-476

CVE-2026-38999

High · published September 16, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
72.3
In the wild
Unconfirmed
What it is

A Null Pointer Dereference in the mk_sched_event_close function (mk_server/mk_scheduler.c) of Monkey through commit 4fb0c16 allows attackers to cause a Denial of Service (DoS) via sending a crafted HTTP request to the server.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.01400 · 72.3th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2026-09-16T23:17Z
References (3)
https://github.com/archersec/security-advisories/blob/master/monkey/monkey-advisory-2026.md · [email protected]https://github.com/monkey/monkey/issues/427 · [email protected]https://github.com/monkey/monkey/issues/427 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 18 SEP 03:59Z
    EPSS moved — → 1%
    epss
  • 16 SEP 00:00Z
    A Null Pointer Dereference in the mk_sched_event_close function (mk_server/mk_scheduler.c) of Monkey through commit 4fb0c16 allows attackers to cause a Denial…
    cvelistv5