CVE-2026-85433
critical · 9.3MOOS essential-moos pShare through 10.0.1 fails to properly authorize PSHARE_CMD messages, allowing any publisher to reconfigure network routes and listeners at runtime. Attackers can send crafted PSHARE_CMD messages with cmd=output or cmd=input parameters to open new listeners on arbitrary addresses and redirect or duplicate bus traffic to attacker-controlled destinations.
9.3
CVSS
0.8%
EPSS (exploit prob.)
55th
EPSS percentile
2026-09-03
Published
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weaknesses
CWE-862
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| themoos | essential-moos | <= 10.0.1 |
Check a specific version with /api/v1/cve/match.
References
- https://github.com/themoos/essential-moos
- https://github.com/themoos/essential-moos/blob/b897ea86dba8b61412dc48ac0cfb5ff34cdaf5f6/Essentials/pShare/Share.cpp#L813
- https://github.com/themoos/essential-moos/commit/8e51cedcbd8de9781adec2e9cce354f51750a547
- https://github.com/themoos/essential-moos/pull/20
- https://www.vulncheck.com/advisories/moos-essential-moos-through-10.0.1-pshare-unauthorized-runtime-route-reconfiguration
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2026-85433