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CRITICAL

CVE-2026-85430

CVSS v3

9.1

CRITICAL

EPSS Score

1.3 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

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.

Technical details

Published
2026-09-03
Last Modified
2026-09-04

Frequently asked questions

What is 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.

Is CVE-2026-85430 actively exploited?

Active exploitation of CVE-2026-85430 has not been confirmed. Its EPSS score was 1.3% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-85430?

CVE-2026-85430 has a CVSS v3 base score of 9.1 (CRITICAL severity).

Is CVE-2026-85430 affecting your environment?

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