CVE-2026-127087

Description

Ryot before 10.5.6 contains an authorization bypass vulnerability that allows authenticated users to revoke other users' access links by supplying an arbitrary accessLinkId. Attackers can obtain access link ids from public share URLs and revoke them without ownership checks, breaking shared access for all link users.

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

• 2.3CVSS 4.0, Lowfrom the CNA (VulnCheck)CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
• 3.1CVSS 3.1, Lowfrom the CNA (VulnCheck)CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

No explicit remediation statement is available on this page yet. Consult the original record and vendor references before choosing a fix.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

Timeline

1. 13 Nov 2026 Published

Weakness

• CWE-639

References

• GitHub Security Advisory (GHSA-9cwp-c4f6-rh6m)vendor-advisory
• github.compatch
• Ryot v10.5.6 Release Notesrelease-notes
• github.comtechnical-description
• VulnCheck Advisory: Ryot before 10.5.6 Authorization Bypass via revokeAccessLink GraphQL Mutationthird-party-advisory