# CVE-2026-104644: Image Photo Gallery Final Tiles Grid < 3.6.15 - Contributor+ Stored XSS via Gallery Configuration Update

> Contributors can inject malicious JavaScript into gallery configurations, leading to stored XSS that executes in the browsers of all viewers, including administrators.

- **Severity:** Medium 6.8 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:R/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:** A user has to click or open something
- **Fix available:** No
- **Published:** 14 Oct 2026
- **Updated:** 14 Oct 2026
- **Also known as:** GHSA-vqqp-r8fg-8895

## What is CVE-2026-104644?

CVE-2026-104644 is a medium-severity cross-site scripting vulnerability in Unknown Image Photo Gallery Final Tiles Grid, published on 14 Oct 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

### Official description

The Image Photo Gallery Final Tiles Grid WordPress plugin before 3.6.15 does not sanitize or escape gallery configuration values before echoing them into an inline script on every page that embeds the gallery, allowing users with contributor-level access and above to store JavaScript that executes in the browser of anyone who views the gallery, including administrators.

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2026-104644?


## How do I fix CVE-2026-104644?

No fix has been published for CVE-2026-104644 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-104644 being exploited?

There is no known exploitation of CVE-2026-104644 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-104644 and fix it if it is affected.

What it is: CVE-2026-104644 is a medium-severity cross-site scripting vulnerability in Unknown Image Photo Gallery Final Tiles Grid, published on 14 Oct 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2026-104644 in the wild and no public exploit code.

Affected product: Unknown Image Photo Gallery Final Tiles Grid. 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-2026-104644/ (Markdown: https://insights.sbomify.com/CVE-2026-104644/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-104644
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-104644
- OSV: https://osv.dev/vulnerability/CVE-2026-104644

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-104644/
Summaries are generated and may contain mistakes; the official description above is the record.