Description
Affected versions of Flowintel improperly trust configuration keys supplied to the alerts settings update endpoint. While configuration values were normalized to Python literals, the corresponding keys were used directly when constructing and replacing lines in conf/config_module.py.


The vulnerable code used requester-controlled keys in both the regular expression and the generated assignment:


f'{key} = {py_val}'

and appended an assignment if the key was not already present. The modified Python configuration module was subsequently reloaded using importlib.reload(). This creates a code-generation boundary in which specially crafted configuration keys can alter the Python source structure and result in execution of attacker-controlled Python statements.

Version impacted >=3.3.0
Published: 2026-08-27
Score: 8.6 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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History

Thu, 27 Aug 2026 15:30:00 +0000

Type Values Removed Values Added
First Time appeared Flowintel
Flowintel flowintel
Vendors & Products Flowintel
Flowintel flowintel

Thu, 27 Aug 2026 13:00:00 +0000

Type Values Removed Values Added
Description Affected versions of Flowintel improperly trust configuration keys supplied to the alerts settings update endpoint. While configuration values were normalized to Python literals, the corresponding keys were used directly when constructing and replacing lines in conf/config_module.py. The vulnerable code used requester-controlled keys in both the regular expression and the generated assignment: f'{key} = {py_val}' and appended an assignment if the key was not already present. The modified Python configuration module was subsequently reloaded using importlib.reload(). This creates a code-generation boundary in which specially crafted configuration keys can alter the Python source structure and result in execution of attacker-controlled Python statements. Version impacted >=3.3.0
Title Flowintel Alert Settings Configuration Allows Remote Code Execution via Arbitrary Configuration Keys
Weaknesses CWE-20
CWE-94
References
Metrics cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

Flowintel Flowintel
cve-icon MITRE

Status: PUBLISHED

Assigner: CIRCL

Published:

Updated: 2026-08-27T11:30:05.008Z

Reserved: 2026-08-27T10:22:59.027Z

Link: CVE-2026-81662

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-27T13:18:42.330

Modified: 2026-08-27T13:18:42.330

Link: CVE-2026-81662

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-27T15:30:04Z

Weaknesses