« Back to list

Monkey-project

Monkey-project Monkey: vulnerabilities and CVEs

Monkey-project Monkey has 29 published vulnerabilities, 9 of them in the last 12 months. 1 are rated critical and 0 are listed by CISA as actively exploited.

CVEs29
Last 12 months9
Critical1
Actively exploited0

All vulnerabilities in the catalogue →⭐ Follow this technology

Latest vulnerabilities

CVESeverityEPSSActive exploitationPublishedDescription
CVE-2025-63658High (7.5)1.3%—Jan 29, 2026
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.
CVE-2025-63657High (7.5)1.2%—Jan 29, 2026
An out-of-bounds read in the mk_mimetype_find function (mk_server/mk_mimetype.c) of monkey commit f37e984 allows attackers to cause a Denial of Service (DoS) via sending a crafted HTTP request to the server.
CVE-2025-63656High (7.5)1.2%—Jan 29, 2026
An out-of-bounds read in the header_cmp function (mk_server/mk_http_parser.c) of monkey commit f37e984 allows attackers to cause a Denial of Service (DoS) via sending a crafted HTTP request to the server.
CVE-2025-63655High (7.5)8.6%—Jan 29, 2026
A NULL pointer dereference in the mk_http_range_parse 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.
CVE-2025-63653High (7.5)1.2%—Jan 29, 2026
An out-of-bounds read in the mk_vhost_fdt_close function (mk_server/mk_vhost.c) of monkey commit f37e984 allows attackers to cause a Denial of Service (DoS) via sending a crafted HTTP request to the server.
CVE-2025-63652High (7.5)1.2%—Jan 29, 2026
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.
CVE-2025-63651High (7.5)1.1%—Jan 29, 2026
A use-after-free in the mk_string_char_search function (mk_core/mk_string.c) of monkey commit f37e984 allows attackers to cause a Denial of Service (DoS) via sending a crafted HTTP request to the server.
CVE-2025-63650High (7.5)1.2%—Jan 29, 2026
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 sending a crafted HTTP request to the server.
CVE-2025-63649High (7.5)1.1%—Jan 29, 2026
An out-of-bounds read in the http_parser_transfer_encoding_chunked function (mk_server/mk_http_parser.c) of monkey commit f37e984 allows attackers to cause a Denial of Service (DoS) via sending a crafted POST request to…
CVE-2013-2183High (7.1)0.41%—Dec 10, 2019
Monkey HTTP Daemon has local security bypass
CVE-2013-2159Critical (9.8)2.8%—Dec 10, 2019
Monkey HTTP Daemon: broken user name authentication
CVE-2013-1771High (7.5)3.0%—Nov 7, 2019
The web server Monkeyd produces a world-readable log (/var/log/monkeyd/master.log) on gentoo.
CVE-2014-5336Medium (4.3)2.5%—Aug 26, 2014
Monkey HTTP Server before 1.5.3, when the File Descriptor Table (FDT) is enabled and custom error messages are set, allows remote attackers to cause a denial of service (file descriptor consumption) via an HTTP request…
CVE-2013-3843Medium (6.8)20%—Jun 13, 2014
Stack-based buffer overflow in the mk_request_header_process function in mk_request.c in Monkey HTTP Daemon (monkeyd) before 1.2.1 allows remote attackers to cause a denial of service (crash) and possibly execute…
CVE-2013-2182Medium (5.8)5.6%—Jun 13, 2014
The Mandril security plugin in Monkey HTTP Daemon (monkeyd) before 1.5.0 allows remote attackers to bypass access restrictions via a crafted URI, as demonstrated by an encoded forward slash.
CVE-2013-2163Medium (5)2.5%—Jun 13, 2014
Monkey HTTP Daemon (monkeyd) before 1.2.2 allows remote attackers to cause a denial of service (infinite loop) via an offset equal to the file size in the Range HTTP header.
CVE-2013-3724Medium (5)14%—Aug 1, 2013
The mk_request_header_process function in mk_request.c in Monkey 1.1.1 allows remote attackers to cause a denial of service (thread crash and service outage) via a '\0' character in an HTTP request.
CVE-2013-2181Medium (4.3)2.7%—Jul 29, 2013
Cross-site scripting (XSS) vulnerability in the Directory Listing plugin in Monkey HTTP Daemon (monkeyd) 1.2.2 allows attackers to inject arbitrary web script or HTML via a file name.
CVE-2012-5303Medium (6.9)0.32%—Oct 5, 2012
Monkey HTTP Daemon 0.9.3 might allow local users to overwrite arbitrary files via a symlink attack on a PID file, as demonstrated by a pathname different from the default /var/run/monkey.pid pathname.
CVE-2012-4442Medium (4.7)0.31%—Oct 5, 2012
Monkey HTTP Daemon 0.9.3 retains the supplementary group IDs of the root account during operations with a non-root effective UID, which might allow local users to bypass intended file-read restrictions by leveraging a…
CVE-2012-4443Medium (6.9)0.38%—Oct 5, 2012
Monkey HTTP Daemon 0.9.3 uses a real UID of root and a real GID of root during execution of CGI scripts, which might allow local users to gain privileges by leveraging cgi-bin write access.
CVE-2005-1123Medium (5)1.6%—May 2, 2005
Monkey daemon (monkeyd) before 0.9.1 allows remote attackers to cause a denial of service (memory corruption) via a request for a zero byte file.
CVE-2005-1122High (7.5)2.7%—Apr 14, 2005
Format string vulnerability in cgi.c for Monkey daemon (monkeyd) before 0.9.1 allows remote attackers to cause a denial of service and possibly execute arbitrary code via an HTTP GET request containing double-encoded…
CVE-2004-0276Medium (5)3.7%—Nov 23, 2004
The get_real_string function in Monkey HTTP Daemon (monkeyd) 0.8.1 and earlier allows remote attackers to cause a denial of service (crash) via an HTTP request with a sequence of "%" characters and a missing Host field.
CVE-2003-1209Medium (5)2.4%—Dec 31, 2003
The Post_Method function in Monkey HTTP Daemon before 0.6.2 allows remote attackers to cause a denial of service (crash) via a POST request without a Content-Type header.
CVE-2003-0218High (7.5)5.2%—May 12, 2003
Buffer overflow in PostMethod() function for Monkey HTTP Daemon (monkeyd) 0.6.1 and earlier allows remote attackers to execute arbitrary code via a POST request with a large body.
CVE-2002-2154Medium (5)7.6%—Dec 31, 2002
Directory traversal vulnerability in Monkey HTTP Daemon 0.1.4 allows remote attackers to read arbitrary files via .. (dot dot) sequences.
CVE-2002-1663Medium (5)4.0%—Dec 31, 2002
The Post_Method function in method.c for Monkey HTTP Daemon before 0.5.1 allows remote attackers to cause a denial of service (crash) via a POST request with an invalid or missing Content-Length header value.
CVE-2002-1852Medium (4.3)3.4%—Dec 31, 2002
Cross-site scripting (XSS) vulnerability in Monkey 0.5.0 allows remote attackers to inject arbitrary web script or HTML via (1) the URL or (2) a parameter to test2.pl.