# CVE-2026-104680: Envira Gallery < 1.16.2 - Multisite Subsite Admin+ Arbitrary Plugin Installation via Onboarding Wizard

> A Multisite subsite admin can install arbitrary plugins via the onboarding wizard, bypassing network restrictions and escalating privileges.

- **Severity:** High 7.2 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 11 Oct 2026
- **Updated:** 11 Oct 2026
- **Also known as:** GHSA-fhr8-5rh4-3948

## What is CVE-2026-104680?

CVE-2026-104680 is a high-severity vulnerability in Unknown Envira Gallery, published on 11 Oct 2026. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

The Envira Gallery  WordPress plugin before 1.16.2 does not verify that a user holds the capability WordPress reserves for installing Envira Gallery  WordPress plugin before 1.16.2 code before processing its setup-wizard Envira Gallery  WordPress plugin before 1.16.2-installation request, and does not restrict the installation to its own curated list, allowing a Multisite subsite Administrator to install an arbitrary WordPress.org-published Envira Gallery  WordPress plugin before 1.16.2 into the network-shared Envira Gallery  WordPress plugin before 1.16.2 directory, a privilege Multisite reserves for the network Super Admin.

Weakness: CWE-269 (Improper Privilege Management)

## Which versions are affected by CVE-2026-104680?


## How do I fix CVE-2026-104680?

No fix has been published for CVE-2026-104680 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-104680 being exploited?

There is no known exploitation of CVE-2026-104680 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-104680 and fix it if it is affected.

What it is: CVE-2026-104680 is a high-severity vulnerability in Unknown Envira Gallery, published on 11 Oct 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-104680 in the wild and no public exploit code.

Affected product: Unknown Envira Gallery. 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-2026-104680/ (Markdown: https://insights.sbomify.com/CVE-2026-104680/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-104680
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-104680
- OSV: https://osv.dev/vulnerability/CVE-2026-104680

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-104680/
Summaries are generated and may contain mistakes; the official description above is the record.