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OpenAdvisories
Medium · 5.3 CVE-2026-126772 EUVD-2026-123677GHSA-r36g-vg5x-pxjg

OpsTree REMS through 1.0.0 contains an improper attribution vulnerability that allows authenticated users to post comments as the incident …

Published Nov 11, 2026 · Assigned by VulnCheck

Description

OpsTree REMS through 1.0.0 contains an improper attribution vulnerability that allows authenticated users to post comments as the incident creator via POST /api/v1/incidents/{incident_id}/comment. Lower-privileged attackers can comment on incidents owned by users such as a Super User to impersonate them and corrupt the incident timeline and audit trail.

Affected products

VendorProductAffectedFixed
OpsTree Solutions REMS 0 ≤1.0.0 —

References