CVE-2022-2653: Path Traversal in plankanban/planka

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-08-04 · updated 2026-06-17
Weakness: CWE-22

Description

With this vulnerability an attacker can read many sensitive files like configuration files, or the /proc/self/environ file, that contains the environment variable used by the web server that includes database credentials. If the web server user is root, an attacker will be able to read any file in the system.

Affected products

plankanban/planka: before 1.5.1 — fixed in 1.5.1

How to fix

Upgrade to a fixed version: plankanban/planka 1.5.1. Check the vendor advisory for mitigations.

References

https://github.com/plankanban/planka/commit/ac1df5201dfdaf68d37f7e1b272bc137870d7418
https://huntr.dev/bounties/5dff7cf9-8bb2-4f67-a02d-b94db5009d70
https://github.com/plankanban/planka/commit/ac1df5201dfdaf68d37f7e1b272bc137870d7418
https://huntr.dev/bounties/5dff7cf9-8bb2-4f67-a02d-b94db5009d70

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