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cesanta

136 CVEs • 5 products

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CVEs (136)

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1Cesanta
1Mjs
Jun 17, 2026
May 28, 2021
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
Stack overflow vulnerability in parse_shifts Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.
1Cesanta
1Mjs
Jun 17, 2026
May 28, 2021
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
Stack overflow vulnerability in parse_plus_minus Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.
1Cesanta
1Mjs
Jun 17, 2026
May 28, 2021
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
Stack overflow vulnerability in parse_mul_div_rem Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.
1Cesanta
1Mjs
Jun 17, 2026
May 28, 2021
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
Stack overflow vulnerability in parse_unary Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.
1Cesanta
1Mjs
Jun 17, 2026
May 28, 2021
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
Stack overflow vulnerability in parse_statement_list Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.
1Cesanta
1Mjs
Jun 17, 2026
May 28, 2021
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
Stack overflow vulnerability in parse_statement Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.
1Cesanta
1Mjs
Jun 17, 2026
May 28, 2021
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
Stack overflow vulnerability in parse_block Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.
1Cesanta
1Mjs
Jun 17, 2026
May 28, 2021
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
Stack overflow vulnerability in parse_value Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.
1Cesanta
1Mjs
Jun 17, 2026
May 28, 2021
N/A· v4
5.5 MEDIUM· v3
4.3 MEDIUM· v2
Stack overflow vulnerability in parse_array Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.
1Cesanta
1Mongooseos Mjs
Jun 17, 2026
Apr 29, 2021
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
In mjs_json.c in Cesanta MongooseOS mJS 1.26, a maliciously formed JSON string can trigger an off-by-one heap-based buffer overflow in mjs_json_parse, which can potentially lead to redirection of control flow. NOTE: the...Show more
In mjs_json.c in Cesanta MongooseOS mJS 1.26, a maliciously formed JSON string can trigger an off-by-one heap-based buffer overflow in mjs_json_parse, which can potentially lead to redirection of control flow. NOTE: the original reporter disputes the significance of this finding because "there isn’t very much of an opportunity to exploit this reliably for an information leak, so there isn’t any real security impact."Show less
1Cesanta
1Mongoose
Jun 17, 2026
Feb 8, 2021
N/A· v4
9.1 CRITICAL· v3
6.4 MEDIUM· v2
The mg_tls_init function in Cesanta Mongoose HTTPS server 7.0 (compiled with OpenSSL support) is vulnerable to remote OOB write attack via connection request after exhausting memory pool.
1Cesanta
1Mongoose
Jun 17, 2026
Feb 8, 2021
N/A· v4
9.1 CRITICAL· v3
6.4 MEDIUM· v2
The mg_tls_init function in Cesanta Mongoose HTTPS server 7.0 and 6.7-6.18 (compiled with mbedTLS support) is vulnerable to remote OOB write attack via connection request after exhausting memory pool.
1Cesanta
1Mongoose
Jun 17, 2026
Feb 8, 2021
N/A· v4
9.1 CRITICAL· v3
6.4 MEDIUM· v2
The mg_http_serve_file function in Cesanta Mongoose HTTP server 7.0 is vulnerable to remote OOB write attack via connection request after exhausting memory pool.
1Cesanta
1Mongoose
Jun 17, 2026
Sep 18, 2020
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
A buffer overflow vulnerability exists in the mg_get_http_header function in Cesanta Mongoose 6.18 due to a lack of bounds checking. A crafted HTTP header can exploit this bug. NOTE: a committer has stated "this will not...Show more
A buffer overflow vulnerability exists in the mg_get_http_header function in Cesanta Mongoose 6.18 due to a lack of bounds checking. A crafted HTTP header can exploit this bug. NOTE: a committer has stated "this will not happen in practice.Show less
1Cesanta
1Mongoose
Jun 17, 2026
Nov 26, 2019
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
An integer overflow in parse_mqtt in mongoose.c in Cesanta Mongoose 6.16 allows an attacker to achieve remote DoS (infinite loop), or possibly cause an out-of-bounds write, by sending a crafted MQTT protocol packet.
1Cesanta
1Mongoose
Jun 17, 2026
Jul 11, 2019
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
mq_parse_http in mongoose.c in Mongoose 6.15 has a heap-based buffer over-read.
1Cesanta
1Mongoose
Jun 17, 2026
Jun 24, 2019
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
An issue was discovered in Mongoose before 6.15. The parse_mqtt() function in mg_mqtt.c has a critical heap-based buffer overflow.
1Cesanta
1Mongoose
Nov 21, 2024
Jun 10, 2019
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
An invalid read of 8 bytes due to a use-after-free vulnerability in the mg_http_free_proto_data_cgi function call in mongoose.c in Cesanta Mongoose Embedded Web Server Library 6.13 and earlier allows a denial of service...Show more
An invalid read of 8 bytes due to a use-after-free vulnerability in the mg_http_free_proto_data_cgi function call in mongoose.c in Cesanta Mongoose Embedded Web Server Library 6.13 and earlier allows a denial of service (application crash) or remote code execution.Show less
1Cesanta
1Mongoose
Nov 21, 2024
Jun 10, 2019
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
An invalid write of 8 bytes due to a use-after-free vulnerability in the mg_http_free_proto_data_cgi function call in mongoose.c in Cesanta Mongoose Embedded Web Server Library 6.13 and earlier allows a denial of service...Show more
An invalid write of 8 bytes due to a use-after-free vulnerability in the mg_http_free_proto_data_cgi function call in mongoose.c in Cesanta Mongoose Embedded Web Server Library 6.13 and earlier allows a denial of service (application crash) or remote code execution.Show less
1Cesanta
1Mongoose
Nov 21, 2024
Jun 10, 2019
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
An invalid read of 8 bytes due to a use-after-free vulnerability during a "return" in the mg_http_get_proto_data function in mongoose.c in Cesanta Mongoose Embedded Web Server Library 6.13 and earlier allows a denial of...Show more
An invalid read of 8 bytes due to a use-after-free vulnerability during a "return" in the mg_http_get_proto_data function in mongoose.c in Cesanta Mongoose Embedded Web Server Library 6.13 and earlier allows a denial of service (application crash) or remote code execution.Show less