8.5
HIGH CVSS 4.0
CVE-2026-85439
MOOS-IvP through 24.8.1 alogsplit Command Injection via Input Pathname
Description

MOOS-IvP through 24.8.1 contains a remote code execution vulnerability in alogsplit's SplitHandler::handlePreCheckSplitDir() function that fails to sanitize shell metacharacters in log file pathnames. Attackers can embed shell syntax in log file names or the --dir parameter to execute arbitrary commands with the privileges of the operator running alogsplit.

INFO

Published Date :

Sept. 3, 2026, 11:17 p.m.

Last Modified :

Sept. 3, 2026, 11:17 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-85439 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH [email protected]
CVSS 4.0 HIGH [email protected]
Solution
Update MOOS-IvP to patch a vulnerability allowing remote code execution via unsanitized shell metacharacters.
  • Update MOOS-IvP to a version that addresses the vulnerability.
  • Sanitize all shell metacharacters in log file paths.
  • Validate user input for log file names and directories.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-85439 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-85439 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-85439 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Sep. 03, 2026

    Action Type Old Value New Value
    Added Description MOOS-IvP through 24.8.1 contains a remote code execution vulnerability in alogsplit's SplitHandler::handlePreCheckSplitDir() function that fails to sanitize shell metacharacters in log file pathnames. Attackers can embed shell syntax in log file names or the --dir parameter to execute arbitrary commands with the privileges of the operator running alogsplit.
    Added CVSS V4.0 AV:L/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
    Added CVSS V3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Added CWE CWE-78
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/85xxx/CVE-2026-85439.json">CVE-2026-85439</a>
    Added Reference https://github.com/moos-ivp/moos-ivp
    Added Reference https://github.com/moos-ivp/moos-ivp/blob/1de9ae146cd63c209e8c3fd81611a4ed2472971b/ivp/src/lib_logutils/SplitHandler.cpp#L608
    Added Reference https://github.com/moos-ivp/moos-ivp/commit/f684d77d9d6e9e96dbfce46f05988d5a643f2b60
    Added Reference https://github.com/moos-ivp/moos-ivp/pull/127
    Added Reference https://www.vulncheck.com/advisories/moos-ivp-through-24.8.1-alogsplit-command-injection-via-input-pathname
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.