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Description

Flowsint is an open-source OSINT graph exploration tool designed for cybersecurity investigation, transparency, and verification. Prior to 1.2.3, an adversary with knowledge of an investigation ID, could update the metadata of an investigation of another user. This vulnerability is fixed in 1.2.3.

PUBLISHED Reserved 2026-04-24 | Published 2026-05-12 | Updated 2026-05-14 | Assigner GitHub_M




LOW: 2.3CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Problem types

CWE-284: Improper Access Control

Product status

< 1.2.3
affected

References

github.com/...owsint/security/advisories/GHSA-5h6v-5hv3-3jjw exploit

github.com/...owsint/security/advisories/GHSA-5h6v-5hv3-3jjw

cve.org (CVE-2026-42158)

nvd.nist.gov (CVE-2026-42158)

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