CVE-2026-27728
OneUptime: OS Command Injection in Probe NetworkPathMonitor via unsanitized destination in traceroute exec()
Description
OneUptime is a solution for monitoring and managing online services. Prior to version 10.0.7, an OS command injection vulnerability in `NetworkPathMonitor.performTraceroute()` allows any authenticated project user to execute arbitrary operating system commands on the Probe server by injecting shell metacharacters into a monitor's destination field. Version 10.0.7 fixes the vulnerability.
INFO
Published Date :
Feb. 25, 2026, 5:25 p.m.
Last Modified :
March 2, 2026, 6:56 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | CRITICAL | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] |
Solution
- Update OneUptime to version 10.0.7 or later.
- Validate monitor destination fields.
- Remove any injected shell metacharacters.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-27728.
| URL | Resource |
|---|---|
| https://github.com/OneUptime/oneuptime/commit/f2cce35a04fac756cecc7a4c55e23758b99288c1 | Patch |
| https://github.com/OneUptime/oneuptime/security/advisories/GHSA-jmhp-5558-qxh5 | Exploit Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-27728 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-27728
weaknesses.
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-2026-27728 vulnerability anywhere in the article.
-
Daily CyberSecurity
Maximum 10.0 CVSS Flaws in OneUptime Allow Full Account Takeovers and RCE
OneUptime, a popular multi-tenant platform for monitoring websites and APIs, has released urgent patches to address two maximum-severity vulnerabilities. These flaws, both carrying a CVSS score of 10. ... Read more
-
Daily CyberSecurity
CVE-2026-2256: Unpatched Flaw in MS-Agent Lets Hackers Hijack AI Assistants
We are officially entering the era of the “autonomous agent”—smart AI programs that don’t just chat with you, but actually do things on your computer, like organizing files, searching the web, or runn ... Read more
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Daily CyberSecurity
CVE-2026-27728 (CVSS 10): Critical Command Injection Flaw in OneUptime Probe Enables Full Server Takeover
If your organization relies on OneUptime to keep a watchful eye on website availability, APIs, and online dashboards, a newly disclosed vulnerability requires your immediate attention. Tracked as CVE- ... Read more
-
Daily CyberSecurity
Critical Path Traversal Flaw in basic-ftp Exposes Node.js Apps to Arbitrary File Writes
With over 18 million downloads, basic-ftp is a cornerstone utility for Node.js developers, offering a robust, Promise-based API for handling FTP, FTPS over TLS, and bulk directory operations. However, ... Read more
The following table lists the changes that have been made to the
CVE-2026-27728 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.
-
Initial Analysis by [email protected]
Mar. 02, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CPE Configuration OR *cpe:2.3:a:hackerbay:oneuptime:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.7 Added Reference Type GitHub, Inc.: https://github.com/OneUptime/oneuptime/commit/f2cce35a04fac756cecc7a4c55e23758b99288c1 Types: Patch Added Reference Type GitHub, Inc.: https://github.com/OneUptime/oneuptime/security/advisories/GHSA-jmhp-5558-qxh5 Types: Exploit, Vendor Advisory -
New CVE Received by [email protected]
Feb. 25, 2026
Action Type Old Value New Value Added Description OneUptime is a solution for monitoring and managing online services. Prior to version 10.0.7, an OS command injection vulnerability in `NetworkPathMonitor.performTraceroute()` allows any authenticated project user to execute arbitrary operating system commands on the Probe server by injecting shell metacharacters into a monitor's destination field. Version 10.0.7 fixes the vulnerability. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Added CWE CWE-78 Added Reference https://github.com/OneUptime/oneuptime/commit/f2cce35a04fac756cecc7a4c55e23758b99288c1 Added Reference https://github.com/OneUptime/oneuptime/security/advisories/GHSA-jmhp-5558-qxh5