CVE-2025-63650

An out-of-bounds read in the mk_ptr_to_buf in mk_core function (mk_memory.c) of monkey commit f37e984 allows attackers to cause a Denial of Service (DoS) via…

High · published January 29, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
68.3
In the wild
Unconfirmed
What it is

⚡ An out-of-bounds read vulnerability could turn your server into a no-show! A crafted HTTP request is all it takes to trigger a Denial of Service (DoS). Think of it like a restaurant that suddenly runs out of food because someone made an order that was way too big, leaving everyone else hungry and waiting indefinitely. If exploited, an attacker could send a specially crafted request, overwhelming the server and causing it to crash or become unresponsive. This means legitimate users may find themselves locked out, and service interruptions could ensue—definitely a recipe for chaos!

Put simply

Think of it like a restaurant that suddenly runs out of food because someone made an order that was way too big, leaving everyone else hungry and waiting indefinitely. This vulnerability occurs in the mk_ptr_to_buf function within mk_memory.c, where an attacker can trigger an out-of-bounds read, resulting in potential service disruptions or crashes.

What to do

If exploited, an attacker could send a specially crafted request, overwhelming the server and causing it to crash or become unresponsive. This means legitimate users may find themselves locked out, and service interruptions could ensue—definitely a recipe for chaos! To mitigate this vulnerability, update to the latest version of the software where the issue has been patched. Monitor your server logs for any unusual activity and consider implementing rate limiting on incoming requests to safeguard against abuse. You've got this! Follow these steps, and you'll be back in action, keeping your users happy and your server strong! 🛡️

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
0.01211 · 68.3th percentile
Published
2026-01-29T00:00Z
EPSS history
Timeline
  • 29 JAN 00:00Z
    An out-of-bounds read in the mk_ptr_to_buf in mk_core function (mk_memory.c) of monkey commit f37e984 allows attackers to cause a Denial of Service (DoS) via…
    cvelistv5