CVE-2026-126768 PUBLISHED

OpsTree REMS through 1.0.0 Authentication Bypass via is_local_auth Flag

Assigner: VulnCheck
Reserved: 11.11.2026 Published: 11.11.2026 Updated: 11.11.2026

OpsTree REMS through 1.0.0 contains an authentication bypass vulnerability that allows unauthenticated attackers to obtain valid JWTs by setting the client-controlled is_local_auth field. Attackers can send a POST /api/v1/user/login/ request for the admin account with an invalid password and is_local_auth true to gain SuperUser administrative access.

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score: 9.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 9.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	OpsTree Solutions
Product	REMS
Versions	Default: unaffected affected from 0 to 1.0.0 (incl.)

CVE-2026-126768 PUBLISHED

OpsTree REMS through 1.0.0 Authentication Bypass via is_local_auth Flag

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Product Status

Credits

References

Problem Types