CVE-2026-85430

CVE-2026-85430

MOOS essential-moos through 10.0.1 contains an authentication bypass vulnerability in pShare that accepts UDP datagrams from any source and republishes them with the attacker-claimed identity intact. Attackers can send crafted UDP datagrams to pShare input routes to inject messages into the local MOOS community under spoofed identities, or send malformed datagrams to crash the pShare process.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-85430?
CVE-2026-85430 is a critical-severity vulnerability, classified under Insufficient Verification of Data Authenticity. CVSS score: 9.1/10. Published 2026-09-03.
How severe is CVE-2026-85430?
Critical severity. CVSS v3 base score is 9.1 out of 10.