Vulnerability · Published Feb 25, 2026 · Assigned by GitHub_M
CVE-2026-27706Plane Vulnerable to Full Read SSRF via Favicon Fetching in "Add Link" Feature
High 7.7
In plain English
A high-severity server-side request forgery in plane from makeplane. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 15% of all known vulnerabilities).
Official description
Plane is an an open-source project management tool. Prior to version 1.2.2, a Full Read Server-Side Request Forgery (SSRF) vulnerability has been identified in the "Add Link" feature. This flaw allows an authenticated attacker with general user privileges to send arbitrary GET requests to the internal network and exfiltrate the full response body. By exploiting this vulnerability, an attacker can steal sensitive data from internal services and cloud metadata endpoints. Version 1.2.2 fixes the issue.
Affected products (as reported)
Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
References
- https://github.com/makeplane/plane/security/advisories/GHSA-jcc6-f9v6-f7jw x_refsource_CONFIRM
- https://github.com/makeplane/plane/releases/tag/v1.2.2 x_refsource_MISC