CVE-2026-85455

CVE-2026-85455

MOOS core-moos through 10.4.0 contains a buffer over-read vulnerability in CMOOSCommPkt where a four-byte packet triggers out-of-bounds memory access during deserialization. Attackers can open a TCP connection to the MOOSDB port and send a crafted short packet to read memory before authentication.

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-85455?
CVE-2026-85455 is a high-severity vulnerability, classified under Out-of-bounds Read. CVSS score: 8.2/10. Published 2026-09-03.
How severe is CVE-2026-85455?
High severity. CVSS v3 base score is 8.2 out of 10.