CVE-2026-27706
Plane Vulnerable to Full Read SSRF via Favicon Fetching in "Add Link" Feature
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.
INFO
Published Date :
Feb. 25, 2026, 5:25 p.m.
Last Modified :
Feb. 27, 2026, 5:36 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | [email protected] |
Solution
- Update Plane to version 1.2.2 or newer.
- Restrict access to internal network resources.
- Validate all user-supplied URLs.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-27706.
| URL | Resource |
|---|---|
| https://github.com/makeplane/plane/releases/tag/v1.2.2 | ProductRelease Notes |
| https://github.com/makeplane/plane/security/advisories/GHSA-jcc6-f9v6-f7jw | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-27706 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-27706
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-27706 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-27706 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Feb. 27, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:plane:plane:*:*:*:*:*:*:*:* versions up to (excluding) 1.2.2 Added Reference Type GitHub, Inc.: https://github.com/makeplane/plane/releases/tag/v1.2.2 Types: Product, Release Notes Added Reference Type GitHub, Inc.: https://github.com/makeplane/plane/security/advisories/GHSA-jcc6-f9v6-f7jw Types: Vendor Advisory -
New CVE Received by [email protected]
Feb. 25, 2026
Action Type Old Value New Value Added 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. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N Added CWE CWE-918 Added Reference https://github.com/makeplane/plane/releases/tag/v1.2.2 Added Reference https://github.com/makeplane/plane/security/advisories/GHSA-jcc6-f9v6-f7jw