--- title: "CVE-2026-105635: Plane - Broken Access Control" description: "Plane < 1.4.0 contains a broken access control caused by ProjectJoinEndpoint allowing unauthenticated access to full ProjectMemberInvite records and insufficient validation on POST, letting attackers accept invitations without original invite, exploit requires knowing invitation UUID." url: https://panop.io/threat-heartbeat/CVE-2026-105635/ --- # CVE-2026-105635 Plane - Broken Access Control Plane < 1.4.0 contains a broken access control caused by ProjectJoinEndpoint allowing unauthenticated access to full ProjectMemberInvite records and insufficient validation on POST, letting attackers accept invitations without original invite, exploit requires knowing invitation UUID. CVSS base score 7.4 /10 High CISA KEV Not listed Public exploit None known EPSS 0.45% chance of exploitation in 30 days [View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-105635) ## Details Type Broken Access Control Impact Broken Access Control CVSS vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N Published 5 October 2026 Updated 15 October 2026 Weakness [CWE-200](https://cwe.mitre.org/data/definitions/200.html) ## Vendor fix Update to version 1.4.0 or later. Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them. ## References - [https://nvd.nist.gov/vuln/detail/CVE-2026-105635](https://nvd.nist.gov/vuln/detail/CVE-2026-105635) - [https://github.com/makeplane/plane/commit/4b52dce76e8aa97a8d87166fa8f4441c1cf646b1](https://github.com/makeplane/plane/commit/4b52dce76e8aa97a8d87166fa8f4441c1cf646b1) - [https://github.com/makeplane/plane/pull/9305](https://github.com/makeplane/plane/pull/9305) - [https://github.com/makeplane/plane/releases/tag/v1.4.0](https://github.com/makeplane/plane/releases/tag/v1.4.0) - [https://github.com/makeplane/plane/security/advisories/GHSA-2r58-hgv7-635q](https://github.com/makeplane/plane/security/advisories/GHSA-2r58-hgv7-635q) [← All CVEs](https://panop.io/threat-heartbeat/) ## What this record can't tell you - Whether you run the affected software, and where - Whether an attacker can actually reach and exploit it - The misconfigurations that never get a CVE number - What it would cost the business, ranked into what to fix first Panop answers these inside your environment, for this CVE and every other finding. [Book a demo](https://panop.io/demo)