High severity · published Feb 25, 2026
CVE-2026-27706
Plane Vulnerable to Full Read SSRF via Favicon Fetching in "Add Link" Feature
7.7
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 15% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PL
plane · makeplane
< 1.2.2 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-27706
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-27706
Product
https://github.com/makeplane/plane/releases/tag/v1.2.2
Vendor Advisory
https://github.com/makeplane/plane/security/advisories/GHSA-jcc6-f9v6-f7jw
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