Critical severity · published May 27, 2026
CVE-2026-45102
OneUptime: RCE due to Node.js' vm module escape via error objects and infinite recursion
9.9
CVSS
0.3%
EPSS
No
On KEV
Description
OneUptime is an open-source monitoring and observability platform. Prior to 10.0.98, OneUptime uses the Node.js' vm module as an isolation primitive. This API was not designed for that and can be escaped via error objects and infinite recursion. This vulnerability is fixed in 10.0.98.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 19% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ON
oneuptime · OneUptime
< 10.0.98 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-45102
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-45102
github.com
https://github.com/OneUptime/oneuptime/security/advisories/GHSA-g9cp-35m2-fjv6
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