MO
Product
mongoose
61
CVEs
0
On KEV
9.8
Max CVSS
4
New 30D
Severity mix
Critical 23High 22Medium 12Low 4
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Add mongoose to your stack to get only the CVEs that touch what you run.
| CVE | CVSS | Published | Summary · affected versions |
|---|---|---|---|
| CVE-2026-63626 | 8.8 | Oct 14 | Mongoose: ppp_handle_ipv6cp() uses attacker-controlled length without bounds check — OOB read and heap overflow (PPP/PPPoE, MG_ENABLE_IPV6) Affected: < 7.23 |
| CVE-2020-25887 | 8.8 | Aug 22 | Buffer overflow in mg_resolve_from_hosts_file in Mongoose 6.18, when reading from a crafted hosts file Affected: 6.18 |
| CVE-2023-2905 | 8.8 | Aug 9 | Due to a failure in validating the length of a provided MQTT_CMD_PUBLISH parsed message with a variable length header, Cesanta Mongoose, an embeddable web server, version 7.10 is… Affected: 7.10 |
| CVE-2017-2895 | 8.2 | Nov 7 | An exploitable arbitrary memory read vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8 Affected: 6.8 |
| CVE-2026-5246 | 8.1 | Apr 2 | Cesanta Mongoose P-384 Public Key mongoose.c mg_tls_verify_cert_signature authorization Affected: 7.0; 7.1; 7.2; 7.3; 7.4; 7.5; +15 more |
| CVE-2026-5245 | 8.1 | Apr 2 | Cesanta Mongoose mDNS Record mongoose.c handle_mdns_record stack-based overflow Affected: 7.0; 7.1; 7.2; 7.3; 7.4; 7.5; +15 more |
| CVE-2026-73261 | 7.5 | Oct 14 | Mongoose: handle_opt() missing opts[1] > len check — 1-byte OOB read corrupts TCP MSS, silences mg_send() per connection Affected: < 7.23 |
| CVE-2026-73260 | 7.5 | Oct 14 | Mongoose: Out-of-bounds Read via length-counter underflow in built-in TLS X.509 DER parser Affected: < 7.23 |
| CVE-2026-73252 | 7.5 | Oct 14 | Mongoose: Unauthenticated remote heap out-of-bounds read in built-in TLS: off-by-one length check in mg_tls_recv_record() underflows recv_len to SIZE_MAX Affected: < 7.23 |
| CVE-2026-11404 | 7.5 | Jul 9 | Cesanta Mongoose Out-of-Bounds Read in MG_TLS_BUILTIN ClientHello Session ID Parsing Affected: before 7.22 |
| CVE-2026-6985 | 7.5 | Apr 25 | Cesanta Mongoose TCP Option net_builtin.c handle_opt infinite loop Affected: 7.0; 7.1; 7.2; 7.3; 7.4; 7.5; +15 more |
| CVE-2025-51495 | 7.5 | Sep 29 | An integer overflow vulnerability exists in the WebSocket component of Mongoose 7.5 thru 7.17 Affected: 7.5 through 7.17 |
| CVE-2024-42392 | 7.5 | Nov 18 | Improper Neutralization of Delimiters vulnerability in Cesanta Mongoose Web Server v7.14 allows to trigger an infinite loop bug if the input string contains unexpected characters Affected: through 7.14 |
| CVE-2024-42386 | 7.5 | Nov 18 | Use of Out-of-range Pointer Offset vulnerability in Cesanta Mongoose Web Server v7.14 allows an attacker to send an unexpected TLS packet and produce a segmentation fault on the… Affected: through 7.14 |
| CVE-2024-42384 | 7.5 | Nov 18 | Integer Overflow or Wraparound vulnerability in Cesanta Mongoose Web Server v7.14 allows an attacker to send an unexpected TLS packet and produce a segmentation fault on the… Affected: through 7.14 |
| CVE-2023-34188 | 7.5 | Jun 23 | The HTTP server in Mongoose before 7.10 accepts requests containing negative Content-Length headers Affected: before 7.10 |
| CVE-2022-25299 | 7.5 | Feb 18 | This affects the package cesanta/mongoose before 7.6 Affected: before 7.6 |
| CVE-2019-13503 | 7.5 | Jul 11 | mq_parse_http in mongoose.c in Mongoose 6.15 has a heap-based buffer over-read Affected: 6.15 |
| CVE-2018-10945 | 7.5 | Jun 19 | The mg_handle_cgi function in mongoose.c in Mongoose 6.11 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash, or NULL pointer… Affected: 6.11 |
| CVE-2017-2909 | 7.5 | Nov 7 | An infinite loop programming error exists in the DNS server functionality of Cesanta Mongoose 6.8 library Affected: 6.8 |
| CVE-2017-2893 | 7.5 | Nov 7 | An exploitable NULL pointer dereference vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8 Affected: 6.8 |
| CVE-2024-42385 | 7.0 | Nov 18 | Improper Neutralization of Delimiters vulnerability in Cesanta Mongoose Web Server v7.14 allows to trigger an out-of-bound memory write if the PEM certificate contains unexpected… Affected: through 7.14 |
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