CVE-2026-85427CWE-494

CVE-2026-85427

High · published September 4, 2026

CVSS v3.1
8.1
EPSS
0%
Percentile
35.3
In the wild
Unconfirmed
What it is

MOOS essential-moos pAntler through 10.0.1 contains a remote code execution vulnerability that allows unauthenticated attackers to execute arbitrary programs by publishing a crafted MISSION_FILE message to the MOOSDB. Attackers can publish a mission file containing malicious Run entries that pAntler parses and executes via execvp() without authentication validation.

The record
Technical detail
CVSS v3.1
8.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
9.2 · CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00421 · 35.3th percentile
Weakness
CWE-494 · Download of Code Without Integrity Check
Published
2026-09-04T03:17Z
References (5)
https://github.com/themoos/essential-moos · [email protected]https://github.com/themoos/essential-moos/blob/b897ea86dba8b61412dc48ac0cfb5ff34cdaf5f6/Essentials/pAntler/Antler.cpp#L95 · [email protected]https://github.com/themoos/essential-moos/commit/e219f26710927f9c155a6b0dc11e3bd5f3da6730 · [email protected]https://github.com/themoos/essential-moos/pull/17 · [email protected]https://www.vulncheck.com/advisories/moos-essential-moos-through-10.0.1-pantler-remote-code-execution-via-unauthenticated-mission-file · [email protected]
EPSS history
Timeline
  • 05 SEP 03:44Z
    EPSS moved — → 0%
    epss
  • 03 SEP 22:38Z
    MOOS essential-moos through 10.0.1 pAntler Remote Code Execution via Unauthenticated MISSION_FILE
    cvelistv5