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High-Risk CVE-2026-126769: OpsTree REMS Vulnerability Exposed

High-Risk CVE-2026-126769: OpsTree REMS Vulnerability Exposed

First seen 12 Nov 2026, 07:48 UTC • •
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ThreatCluster AI
ThreatCluster •November 12, 2026 at 07:49 UTC
  • •CVE-2026-126769 allows unauthenticated access to sensitive API endpoints.
  • •Affected systems include OpsTree REMS versions up to 1.0.0.
  • •A patch has been released, but the urgency of exploitation is still unclear.

OpsTree Solutions has disclosed a missing authentication vulnerability (CVE-2026-126769) in its REMS platform, affecting versions up to 1.0.0. This flaw allows unauthenticated remote attackers to access sensitive Governance API endpoints, including /api/v1/databases, without valid credentials. Attackers can exploit this vulnerability to retrieve sensitive database information such as hostnames, usernames, and passwords. The risk is classified as high due to the potential for attackers to gain unauthorized access to business data. Although a patch has been released, the urgency of the threat remains uncertain without confirmed exploitation data. Organizations using OpsTree REMS should prioritize reviewing access logs and restricting access to affected APIs until the patch is applied. The CVSS score for this vulnerability is 8.7, indicating a high severity level.

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Timeline

2026-11-11
CVE-2026-126769 published
OpsTree Solutions published a high-severity CVE for a missing authentication vulnerability in REMS.
Redpacketsecurity

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Common questions

What versions of REMS are affected?
OpsTree REMS versions up to 1.0.0 are affected by CVE-2026-126769.
Has this vulnerability been exploited in the wild?
Currently, there is no confirmed exploitation reported for this vulnerability.
What immediate actions should be taken?
Organizations should apply the patch released by OpsTree and restrict access to the affected APIs until the patch is confirmed effective.