# CVE-2018-25065: Wikimedia mediawiki-extensions-I18nTags Unlike Parser I18nTags_body.php cross site scripting

> Remote attackers can execute arbitrary scripts via cross-site scripting in the Unlike Parser component of the I18nTags extension.

- **Severity:** Low 3.5 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/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:** 5 Jan 2023
- **Updated:** 10 Apr 2025
- **Also known as:** GHSA-99j7-w4jf-xqq8

## What is CVE-2018-25065?

CVE-2018-25065 is a low-severity cross-site scripting vulnerability in Wikimedia mediawiki-extensions-I18nTags, published on 5 Jan 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

A vulnerability was found in Wikimedia mediawiki-extensions-I18nTags and classified as problematic. This issue affects some unknown processing of the file I18nTags_body.php of the component Unlike Parser. The manipulation leads to cross site scripting. The attack may be initiated remotely. The identifier of the patch is b4bc3cbbb099eab50cf2b544cf577116f1867b94. It is recommended to apply a patch to fix this issue. The identifier VDB-217445 was assigned to this vulnerability.

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

## Which versions are affected by CVE-2018-25065?

It affects 1 product.


Products: Wikimedia Mediawiki-Extensions-I18ntags.

## How do I fix CVE-2018-25065?

No fix has been published for CVE-2018-25065 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-25065 being exploited?

There is no known exploitation of CVE-2018-25065 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-25065 and fix it if it is affected.

What it is: CVE-2018-25065 is a low-severity cross-site scripting vulnerability in Wikimedia mediawiki-extensions-I18nTags, published on 5 Jan 2023. 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-2018-25065 in the wild and no public exploit code.

Affected product: Wikimedia mediawiki-extensions-I18nTags. 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-2018-25065/ (Markdown: https://insights.sbomify.com/CVE-2018-25065/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-25065
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-25065
- OSV: https://osv.dev/vulnerability/CVE-2018-25065

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-25065/
Summaries are generated and may contain mistakes; the official description above is the record.