CVE-2026-126801
Rote 1.2.0 through 2.6.0 contains an authorization bypass in the OAuth bind/merge endpoint that allows authenticated users to merge any OAuth-bound account into their own. Attackers can submit a public existingUserId and GitHub or Apple user ID to take over notes, attachments, and API keys and delete the victim account.
Executive briefing
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Evidence confidence: Not assessed Evidence-derived, not an exploitability verdict
Severity & attack characteristics
CVSS vector:CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Technical explanation & impact
Technical root-cause details are not available in the current source record.
Assess the impact using the published CVSS metrics and the affected vendor component.
Affected products and versions
NVD has not supplied machine-readable vulnerable CPE product/version entries for this CVE. This is an information gap, not proof that no products are affected. Check the vendor advisory references below.
Remediation & validation
- Identify exposure by comparing the affected product and version ranges with your asset inventory, SBOM and externally exposed services.
- Review the linked vendor security advisory or patch notes. Upgrade to a vendor-confirmed fixed release; do not infer a fixed version from the CVE description.
- Until patched, consider restricting network access or disabling the affected feature where operationally safe. These are temporary controls, not a substitute for a vendor fix.
- Validate the remediation with a version check and vulnerability rescan, then retain change evidence.
No fixed version is displayed unless it is explicitly established by a vendor advisory. Follow the vendor's release notes for exact product and branch applicability.
Vendor advisories, patches & exploit references
- https://github.com/Rabithua/Rote/blob/v2.6.0/server/route/v2/oauth.ts#L596-L659 VENDOR disclosure@vulncheck.com
- https://github.com/Rabithua/Rote/commit/865d69fceb9c1f1a0d30923fae7cef072a38b22b VENDOR disclosure@vulncheck.com
- https://github.com/Rabithua/Rote/pull/420 VENDOR disclosure@vulncheck.com
- https://vul.yulun.ac.cn/20261104/rote/ REFERENCE disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/rote-1.2.0-through-2.6.0-account-takeover-via-oauth-account-merge-endpoint REFERENCE disclosure@vulncheck.com