High severity · published Oct 8, 2026
CVE-2026-102488
In affected versions, Octopus Server incorrectly evaluates multiple scoped permission assignments, allowing a highly privileged user to obtain deployment permissions beyond those…
8.7
CVSS
0.2%
EPSS
No
On KEV
Description
In affected versions, Octopus Server incorrectly evaluates multiple scoped permission assignments, allowing a highly privileged user to obtain deployment permissions beyond those actually granted to them.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 11% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OS
Octopus Server · Octopus Deploy
2019.5.0 before 2026.2.12438; 2026.3.0 before 2026.3.15816 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-102488
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-102488
advisories.octopus.com
https://advisories.octopus.com/post/2026/sa2026-12
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