# CVE-2022-2396: SourceCodester Simple e-Learning System claire_blake cross site scripting

> Remote attackers can execute arbitrary scripts via the Bio parameter in the Simple e-Learning System, potentially stealing cookies or hijacking sessions.

- **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:** 14 Jul 2022
- **Updated:** 15 Apr 2025
- **Also known as:** GHSA-w67w-g276-pg72

## What is CVE-2022-2396?

CVE-2022-2396 is a low-severity cross-site scripting vulnerability in SourceCodester Simple e-Learning System, published on 14 Jul 2022. 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 classified as problematic was found in SourceCodester Simple e-Learning System 1.0. Affected by this vulnerability is an unknown functionality of the file /vcs/claire_blake. The manipulation of the argument Bio with the input "><script>alert(document.cookie)</script> leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

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

## Which versions are affected by CVE-2022-2396?

It affects 1 product.


Products: Simple E-Learning System Project Simple E-Learning System.

## How do I fix CVE-2022-2396?

No fix has been published for CVE-2022-2396 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-2396 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-2396 exists.

## Other vulnerabilities in SourceCodester Simple e-Learning System

- [CVE-2022-40872](https://insights.sbomify.com/CVE-2022-40872/): SQL injection in n/a (critical 9.8)
- [CVE-2022-43319](https://insights.sbomify.com/CVE-2022-43319/): Path traversal in n/a (high 7.5)
- [CVE-2022-2699](https://insights.sbomify.com/CVE-2022-2699/): SourceCodester Simple E-Learning System claire_blake sql injection (medium 6.3)
- [CVE-2022-2697](https://insights.sbomify.com/CVE-2022-2697/): SourceCodester Simple E-Learning System comment_frame.php sql injection (medium 6.3)
- [CVE-2022-2698](https://insights.sbomify.com/CVE-2022-2698/): SourceCodester Simple E-Learning System search.php sql injection (medium 6.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-2396 and fix it if it is affected.

What it is: CVE-2022-2396 is a low-severity cross-site scripting vulnerability in SourceCodester Simple e-Learning System, published on 14 Jul 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-2396 exists.

Affected product: SourceCodester Simple e-Learning System. 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-2022-2396/ (Markdown: https://insights.sbomify.com/CVE-2022-2396/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-2396
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-2396
- OSV: https://osv.dev/vulnerability/CVE-2022-2396

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From sbomify Insights: https://insights.sbomify.com/CVE-2022-2396/
Summaries are generated and may contain mistakes; the official description above is the record.