# CVE-2026-48907: Widget Factory Joomla Content Editor Improper Access Control

> Unauthenticated attackers can create editor profiles to upload and execute PHP code, leading to remote code execution on Joomla sites.

- **Severity:** Critical 10.0 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/AU:Y/U:Red`)
- **Exploited in the wild:** Yes, since 16 Jun 2026 (CISA KEV)
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 5 Jun 2026
- **Updated:** 20 Jun 2026
- **Also known as:** GHSA-c3f5-4g7f-qjqj

## What is CVE-2026-48907?

CVE-2026-48907 is a critical vulnerability in joomlacontenteditor.net Joomla Content Editor (JCE) extension for Joomla, published on 5 Jun 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability in the JCE editor extension for Joomla allows the creation of new editor profiles for unauthenticated users, ultimately resulting in PHP code upload and execution.

Weakness: CWE-284 (Improper Access Control)

## Which versions are affected by CVE-2026-48907?

It affects 1 product.


Products: Widgetfactorylimited Jce.

## How do I fix CVE-2026-48907?

No fix has been published for CVE-2026-48907 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 19 Jun 2026.

## Is CVE-2026-48907 being exploited?

Yes. Attackers have exploited CVE-2026-48907 in the wild since at least 16 Jun 2026.

Public exploit code:

- cve-2026-48907 scanner (github_poc): https://github.com/gh1mau/masta-cve-2026-48907
- PoC for CVE-2026-48907 - Joomla! JCE extension < 2.9.99.5 unauthenticated RCE (github_poc): https://github.com/ywh-jfellus/CVE-2026-48907
- CVE-2026-48907 (github_poc): https://github.com/0xredash/CVE-2026-48907
- CVE-2025-48907 - Unauthenticated RCE exploit for Joomla JCE < 2.9.99.5 (github_poc): https://github.com/0xgh057r3c0n/CVE-2026-48907
- Defensive lab validation and SOC detection guidance for CVE-2026-48907 in Joomla JCE <= 2.9.99.4, including Apache/Joomla/auditd telemetry, webshell artifacts, Sigma rules, MITRE ATT&CK mapping and mitigation recommendations. (github_poc): https://github.com/g0thamRabb1t/CVE-2026-48907-Joomla-JCE-detection
- https://github.com/sec0x/CVE-2026-48907 (github_poc): https://github.com/sec0x/CVE-2026-48907

## Other vulnerabilities in joomlacontenteditor.net Joomla Content Editor (JCE) extension for Joomla

- [CVE-2015-7339](https://insights.sbomify.com/CVE-2015-7339/): File upload in n/a (high 8.8)
- [CVE-2026-65891](https://insights.sbomify.com/CVE-2026-65891/): Path traversal in Joomla Content Editor (JCE) extension for Joomla (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-48907 and fix it if it is affected.

What it is: CVE-2026-48907 is a critical vulnerability in joomlacontenteditor.net Joomla Content Editor (JCE) extension for Joomla, published on 5 Jun 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: Yes. Attackers have exploited CVE-2026-48907 in the wild since at least 16 Jun 2026.

Affected product: joomlacontenteditor.net Joomla Content Editor (JCE) extension for Joomla. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-48907/ (Markdown: https://insights.sbomify.com/CVE-2026-48907/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-48907
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-48907
- OSV: https://osv.dev/vulnerability/CVE-2026-48907

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-48907/
Summaries are generated and may contain mistakes; the official description above is the record.