# CVE-2019-1000015: Cross-site scripting in n/a

> Attackers can inject scripts via ticket subjects to steal cookies from administrators and users with ticket viewing permissions.

- **Severity:** Medium 6.1 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 4 Feb 2019
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-2752-9rh4-pmmr

## What is CVE-2019-1000015?

CVE-2019-1000015 is a medium-severity cross-site scripting vulnerability in Chamilo Chamilo Lms, published on 4 Feb 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

Chamilo Chamilo-lms version 1.11.8 and earlier contains a Cross Site Scripting (XSS) vulnerability in main/messages/new_message.php, main/social/personal_data.php, main/inc/lib/TicketManager.php, main/ticket/ticket_details.php that can result in a message being sent to the Administrator with the XSS to steal cookies. A ticket can be created with a XSS payload in the subject field. This attack appears to be exploitable via <svg/onload=alert(1)> as the payload user on the Subject field. This makes it possible to obtain the cookies of all users that have permission to view the tickets. This vulnerability appears to have been fixed in 1.11.x after commit 33e2692a37b5b6340cf5bec1a84e541460983c03.

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

## Which versions are affected by CVE-2019-1000015?

It affects 1 product.


Products: Chamilo Chamilo Lms.

## How do I fix CVE-2019-1000015?

No fix has been published for CVE-2019-1000015 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-1000015 being exploited?

There is no known exploitation of CVE-2019-1000015 in the wild and no public exploit code.

## Other vulnerabilities in Chamilo Chamilo Lms

- [CVE-2025-50187](https://insights.sbomify.com/CVE-2025-50187/): Chamilo: Evaluation of untrusted user input leads to Remote Code Execution (critical 9.8)
- [CVE-2023-34944](https://insights.sbomify.com/CVE-2023-34944/): File upload in n/a (critical 9.8)
- [CVE-2022-27423](https://insights.sbomify.com/CVE-2022-27423/): SQL injection in n/a (critical 9.8)
- [CVE-2021-35414](https://insights.sbomify.com/CVE-2021-35414/): SQL injection in n/a (critical 9.8)
- [CVE-2019-13082](https://insights.sbomify.com/CVE-2019-13082/): File upload in n/a (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-1000015 and fix it if it is affected.

What it is: CVE-2019-1000015 is a medium-severity cross-site scripting vulnerability in Chamilo Chamilo Lms, published on 4 Feb 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2019-1000015 in the wild and no public exploit code.

Affected product: Chamilo Chamilo Lms. 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-2019-1000015/ (Markdown: https://insights.sbomify.com/CVE-2019-1000015/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-1000015
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-1000015
- OSV: https://osv.dev/vulnerability/CVE-2019-1000015

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From sbomify Insights: https://insights.sbomify.com/CVE-2019-1000015/
Summaries are generated and may contain mistakes; the official description above is the record.