# CVE-2020-14962: Cross-site scripting in n/a

> Remote attackers can inject arbitrary web script or HTML via image title or caption fields in the Final Tiles Gallery plugin.

- **Severity:** Medium 5.4 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 21 Jun 2020
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-mrhx-67q5-9qc4

## What is CVE-2020-14962?

CVE-2020-14962 is a medium-severity cross-site scripting vulnerability in n/a, published on 21 Jun 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

Multiple XSS vulnerabilities in the Final Tiles Gallery plugin before 3.4.19 for WordPress allow remote attackers to inject arbitrary web script or HTML via the Title (aka imageTitle) or Caption (aka description) field of an image to wp-admin/admin-ajax.php.

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

## Which versions are affected by CVE-2020-14962?

It affects 1 product.


Products: Machothemes Image Photo Gallery Final Tiles Grid.

## How do I fix CVE-2020-14962?

No fix has been published for CVE-2020-14962 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-14962 being exploited?

There is no known exploitation of CVE-2020-14962 in the wild and no public exploit code.

## Other vulnerabilities in n/a

- [CVE-2024-6261](https://insights.sbomify.com/CVE-2024-6261/): Image Photo Gallery Final Tiles Grid <= 3.6.0 - Authenticated (Contributor+) DOM-Based Stored Cross-Site Scripting (medium 6.4)
- [CVE-2022-0186](https://insights.sbomify.com/CVE-2022-0186/): Image Photo Gallery Final Tiles Grid < 3.5.3 - Contributor+ Stored Cross-Site Scripting (medium 5.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-14962 and fix it if it is affected.

What it is: CVE-2020-14962 is a medium-severity cross-site scripting vulnerability in n/a, published on 21 Jun 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2020-14962 in the wild and no public exploit code.

Affected product: n/a. 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-2020-14962/ (Markdown: https://insights.sbomify.com/CVE-2020-14962/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-14962
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-14962
- OSV: https://osv.dev/vulnerability/CVE-2020-14962

---
From sbomify Insights: https://insights.sbomify.com/CVE-2020-14962/
Summaries are generated and may contain mistakes; the official description above is the record.