CVE-2026-5246
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Cesanta Mongoose P-384 Public Key mongoose.c mg_tls_verify_cert_signature authorization
A vulnerability was determined in Cesanta Mongoose up to 7.20. Affected is the function mg_tls_verify_cert_signature of the file mongoose.c of the component P-384 Public Key Handler. Executing a manipulation can lead to authorization bypass. The attack can be executed remotely. Attacks of this nature are highly complex. The exploitability is told to be difficult. The exploit has been publicly disclosed and may be utilized. Upgrading to version 7.21 is able to address this issue. This patch is called 0d882f1b43ff2308b7486a56a9d60cd6dba8a3f1. The affected component should be upgraded. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Mongoose
- Vendor
- Cesanta
- Product
- Mongoose
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 7.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.2 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.3 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.4 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.5 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.6 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.8 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.9 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.10 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.11 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.12 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.13 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.14 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.15 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.16 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.17 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.18 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.19 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.20 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 7.21 | unaffected | Unavailable | Unavailable | Unavailable | None listed |