CVE-2026-85452

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.69% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 52.3% of scored records. A rank, not a probability.

NVD base score

8.7 (CVSS v4.0), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/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

NVD analysis status

Awaiting Analysis. NVD last modified this record on 2026-09-08.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-09-03 22:38Z1 MO AGO

Last updated

2026-09-04 18:29Z1 MO AGO

Reserved

2026-09-03

Assigning CNA

VulnCheck

Record state

PUBLISHED

Severity

High (CVSS 8.7)

CNA CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Weaknesses

• CWE-787Out-of-bounds WriteBase

Data version

5.2

Document digest

85c2b23a9d2942ba25b920f62c88b1bef66bd3db64fa18826d279ecaa826d947

• github.comPull Request #5https://github.com/themoos/ui-moos/pull/5issue-trackingpatch
• github.comProposed fix commit (pull request not merged)https://github.com/themoos/ui-moos/commit/a6ebc0bc6cb360315ce620e865f996d189cddb0epatch
• github.comhttps://github.com/themoos/ui-moosproduct
• github.comScopeTabPane.cpp (verified sink)https://github.com/themoos/ui-moos/blob/50b9c6c65169c501f746cfef1e167f74a7735e74/Tools/Graphical/uMS/ScopeTabPane.cpp#L243technical-description
• www.vulncheck.comVulnCheck Advisory: MOOS ui-moos through 50b9c6c uMS Buffer Overflow via Long MOOS Identifiershttps://www.vulncheck.com/advisories/moos-ui-moos-through-50b9c6c-ums-buffer-overflow-via-long-moos-identifiersthird-party-advisory