A use-after-free in the mk_http_request_end function (mk_server/mk_http.c) of monkey commit f37e984 allows attackers to cause a Denial of Service (DoS) via sending a crafted HTTP request to the server.
Conclusion & alert: CVE-2025-63652 is rated High Exploit Risk (73.4/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.31%). Core evidence: 2 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-05-31 | 0.97% | 1.31% | +0.34% |
| 2 | 2026-04-07 | 0.93% | 0.97% | +0.04% |
| 3 | 2026-03-12 | — | 0.93% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| monkey-project | monkey | <= 1.8.5 | cpe:2.3:a:monkey-project:monkey:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://github.com/archersec/security-advisories/blob/master/monkey/monkey-advisory-2025.md | Exploit Third Party Advisory |
| https://github.com/monkey/monkey/issues/426 | Exploit |