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Medium · 4.3 CVE-2026-126767 EUVD-2026-123672GHSA-4f34-q9vf-fwfg

OpsTree REMS through 1.0.0 Prompt Injection via RCA Chat Assistant

Published Nov 11, 2026 · Updated Nov 12, 2026 · Assigned by VulnCheck

Description

OpsTree REMS through 1.0.0 contains a prompt injection vulnerability that allows authenticated users to disclose the hidden system prompt by submitting crafted chat input to POST /api/v1/rca/chat. Attackers can instruct the assistant to ignore its rules and reveal internal orchestration instructions, aiding the crafting of further prompt injection attacks.

Affected products

VendorProductAffectedFixed
OpsTree Solutions REMS ≤ 1.0.0 —

References