Auth bypass in Devlive-Community Datacap
CVE-2026-119654
DataCap through 2025.1.1 contains a missing authorization vulnerability that allows any authenticated user to escalate privileges by calling administrative role and menu management APIs. Attackers, including self-registered accounts, can send PUT requests to /api/v1/user/allocationRole to assign themselves the administrator role and gain full control of the instance.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/devlive-community/metaforge/issues/969 (issue-tracking)
- github.com/devlive-community/metaforge/blob/2025.1.1/core/datacap-server/src/ma… (technical-description)
- github.com/devlive-community/metaforge/blob/2025.1.1/core/datacap-service/src/m… (technical-description)
- github.com/devlive-community/metaforge/blob/2025.1.1/core/datacap-server/src/ma… (technical-description)
- github.com/devlive-community/metaforge/blob/2025.1.1/core/datacap-security/src/… (technical-description)
- hackmd.io/@hieuPenguinnn/metaforge-datacap-allocation-role-missing-authz-privil… (third-party-advisory)
- github.com/devlive-community/metaforge (product)
- www.vulncheck.com/advisories/datacap-through-2025.1.1-privilege-escalation-via-… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-119654?
- CVE-2026-119654 is a high-severity vulnerability in Devlive-Community Datacap, classified under Missing Authorization. CVSS score: 8.8/10. Published 2026-10-30.
- How severe is CVE-2026-119654?
- High severity. CVSS v3 base score is 8.8 out of 10.