SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-20345

Incorrect access control in StackStorm API (st2api) in StackStorm before 2.9.2 and 2.10.x before 2.10.1 allows an attacker (who has a StackStorm account and is authenticated against the StackStorm API) to retrieve datastore items for other users by…

MEDIUM 5.3EPSS 0.66%

Does this matter?

Lower severity and a low EPSS score (0.66%). Track it; it rarely justifies an emergency change on its own.

Description

Incorrect access control in StackStorm API (st2api) in StackStorm before 2.9.2 and 2.10.x before 2.10.1 allows an attacker (who has a StackStorm account and is authenticated against the StackStorm API) to retrieve datastore items for other users by utilizing the /v1/keys "?scope=all" and "?user=<username>" query filter parameters. Enterprise editions with RBAC enabled are not affected.

CVSS 3.0
5.3 MEDIUMCVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS
0.66% probability · 51th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
stackstorm/stackstorm
Source
cve@mitre.org
EPSS trend
0%3%5%27 October 2026: 0.66%27 October 202627 October 2026

EPSS 0.7% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.