What’s Vulnerable › Vulnerabilities

CVE-2025-63658

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-01-29 · updated 2026-06-17
• Weakness: CWE-121

Description

A stack overflow in the mk_http_index_lookup 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.

Affected products

• monkey: through 1.8.5

References

• https://github.com/archersec/security-advisories/blob/master/monkey/monkey-advisory-2025.md
• https://github.com/monkey/monkey/issues/427

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