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CVE-2026-63153

8.1High

Published 13 Oct 2026 · NVD status: Deferred · AI triage by gemini-3.8-flash

8.1High
Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None
Impact
High impact on confidentiality, integrity
Weakness
CWE-639

Impact

Authenticated attackers can break tenant isolation and grant themselves unauthorized access to restricted spaces. They only need low-privilege network access to an existing account on the application.

Root cause

The setAffectations() function accepts a caller-supplied target space and inserts access records without verifying that the requesting user has administrative rights over that space.

Affected systems

Omnispace Agora Project versions prior to 26.10.0

CVSS v3.1 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Fix & remediation

Upgrade to Omnispace Agora Project version 26.10.0 or later. No official interim workaround is documented, so restrict network access to trusted users until patched.

AI-suggested. Run it in staging first and check it against the vendor advisory. Why?

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NVD description

Omnispace Agora Project before 26.10.0 contains a broken access control vulnerability in setAffectations() that allows authenticated attackers to insert access-right records for a caller-supplied target space without verifying the caller has rights to that space. Attackers can assign access affectations to spaces outside their own reach, breaking tenant isolation and granting unauthorized access to restricted spaces.

References

Source: nvd.nist.gov/vuln/detail/CVE-2026-63153

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