CVE-2026-5245
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 mDNS Record mongoose.c handle_mdns_record stack-based overflow
A vulnerability was found in Cesanta Mongoose up to 7.20. This impacts the function handle_mdns_record of the file mongoose.c of the component mDNS Record Handler. Performing a manipulation of the argument buf results in stack-based buffer overflow. Remote exploitation of the attack is possible. A high degree of complexity is needed for the attack. The exploitability is said to be difficult. The exploit has been made public and could be used. Upgrading to version 7.21 will fix this issue. The patch is named 0d882f1b43ff2308b7486a56a9d60cd6dba8a3f1. You should upgrade the affected component. 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 |