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.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
OpsTree Solutions REMS unaffected
Version Status Constraints
0 affected ≤ 1.0.0

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://gist.github.com/neelkotnis/5a5c810e16a3f242f336198b32213629 cve-icon cve-icon
https://opstree.com/rems-ai-powered-observability/ cve-icon cve-icon
https://www.vulncheck.com/advisories/opstree-rems-through-1.0.0-comment-author-spoofing-via-incident-comment-api cve-icon cve-icon
History

Wed, 11 Nov 2026 18:15:00 +0000

Type Values Removed Values Added
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.
Title OpsTree REMS through 1.0.0 Comment Author Spoofing via Incident Comment API
Weaknesses CWE-863
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-11T18:11:17.898Z

Reserved: 2026-11-11T18:05:56.862Z

Link: CVE-2026-126772

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-11T19:17:37.763

Modified: 2026-11-11T19:17:37.763

Link: CVE-2026-126772

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses