Known Vulnerabilities for Mongoose by Cesanta

Listed below are 10 of the newest known vulnerabilities associated with "Mongoose" by "Cesanta".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-5246 A vulnerability was determined in Cesanta Mongoose up to 7.20. Affected is the function mg_tls_verify_cert_signature of the f... Not Provided 2026-04-02 2026-04-02
CVE-2026-5245 A vulnerability was found in Cesanta Mongoose up to 7.20. This impacts the function handle_mdns_record of the file mongoose.c... Not Provided 2026-04-02 2026-04-02
CVE-2026-5244 A vulnerability has been found in Cesanta Mongoose up to 7.20. This affects the function mg_tls_recv_cert of the file mongoos... Not Provided 2026-04-02 2026-04-02
CVE-2023-34188 The HTTP server in Mongoose before 7.10 accepts requests containing negative Content-Length headers. By sending a single atta... 7.5 - HIGH 2023-06-23 2023-09-06
CVE-2023-2905 Due to a failure in validating the length of a provided MQTT_CMD_PUBLISH parsed message with a variable length header, Cesan... 8.8 - HIGH 2023-08-09 2023-08-16
CVE-2022-25299 This affects the package cesanta/mongoose before 7.6. The unsafe handling of file names during upload using mg_http_upload() ... 7.5 - HIGH 2022-02-18 2022-02-28
CVE-2021-26530 The mg_tls_init function in Cesanta Mongoose HTTPS server 7.0 (compiled with OpenSSL support) is vulnerable to remote OOB wri... 9.1 - CRITICAL 2021-02-08 2021-02-12
CVE-2021-26529 The mg_tls_init function in Cesanta Mongoose HTTPS server 7.0 and 6.7-6.18 (compiled with mbedTLS support) is vulnerable to r... 9.1 - CRITICAL 2021-02-08 2021-02-12
CVE-2021-26528 The mg_http_serve_file function in Cesanta Mongoose HTTP server 7.0 is vulnerable to remote OOB write attack via connection r... 9.1 - CRITICAL 2021-02-08 2021-02-12
CVE-2020-25887 Buffer overflow in mg_resolve_from_hosts_file in Mongoose 6.18, when reading from a crafted hosts file. 8.8 - HIGH 2023-08-22 2023-08-25
Results limited to 10 most recent vulnerabilities

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationCesantaMongoose7.1
ApplicationCesantaMongoose7.0
ApplicationCesantaMongoose6.9
ApplicationCesantaMongoose6.8
ApplicationCesantaMongoose6.7
ApplicationCesantaMongoose6.6
ApplicationCesantaMongoose6.5
ApplicationCesantaMongoose6.4
ApplicationCesantaMongoose6.3
ApplicationCesantaMongoose6.2
ApplicationCesantaMongoose6.18
ApplicationCesantaMongoose6.17
ApplicationCesantaMongoose6.16
ApplicationCesantaMongoose6.15
ApplicationCesantaMongoose6.14
ApplicationCesantaMongoose6.13
ApplicationCesantaMongoose6.12
ApplicationCesantaMongoose6.11
ApplicationCesantaMongoose6.10
ApplicationCesantaMongoose6.1
Results limited to 20 most recent known configurations
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