CVE-2026-38999

7.5 highEPSS 1.3%

High (7.5). EPSS 1.3% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

7.5 high

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

EPSS: 1.3% chance of exploitation in the next 30 days; higher than 71% of CVEs (scores of 2026-10-31)
CWE: CWE-476
Published: 2026-09-16
Modified: 2026-09-22
Record from: the NVD, synced 2026-10-19

References

https://github.com/archersec/security-advisories/blob/master/monkey/monkey-advisory-2026.md
https://github.com/monkey/monkey/issues/427
https://github.com/monkey/monkey/issues/427

Check your stack JSON