What’s Vulnerable › Vulnerabilities
CVE-2020-25756
- Severity: critical (CVSS 9.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.6% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2020-09-18 · updated 2026-06-17
- Weakness: CWE-120
Description
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.
Affected products
- Cesanta Mongoose: 6.18
References
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