Description
Flowsint is an open-source OSINT graph exploration tool designed for cybersecurity investigation, transparency, and verification. Prior to 1.2.3, a remote attacker can create a map node with a malicious label that contains arbitrary HTML. When the map tab is selected and a map node marker is selected, it will render the arbitrary HTML, potentially triggering stored XSS. This vulnerability is fixed in 1.2.3.
Published: 2026-05-12
Score: 5.1 Medium
EPSS: < 1% Very Low
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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Advisories

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History

Wed, 13 May 2026 01:15:00 +0000

Type Values Removed Values Added
First Time appeared Reconurge
Reconurge flowsint
Vendors & Products Reconurge
Reconurge flowsint

Tue, 12 May 2026 23:15:00 +0000

Type Values Removed Values Added
Description Flowsint is an open-source OSINT graph exploration tool designed for cybersecurity investigation, transparency, and verification. Prior to 1.2.3, a remote attacker can create a map node with a malicious label that contains arbitrary HTML. When the map tab is selected and a map node marker is selected, it will render the arbitrary HTML, potentially triggering stored XSS. This vulnerability is fixed in 1.2.3.
Title Flowsint: Stored XSS on map node marker in map page
Weaknesses CWE-79
References
Metrics cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}


Subscriptions

Reconurge Flowsint
cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-05-12T22:58:26.279Z

Reserved: 2026-04-24T17:15:21.835Z

Link: CVE-2026-42157

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-05-12T23:16:17.343

Modified: 2026-05-13T16:10:57.817

Link: CVE-2026-42157

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-13T01:00:23Z

Weaknesses