# CVE-2023-0287: ityouknow favorites-web Comment cross site scripting

> Remote attackers can inject malicious scripts via the comment handler in favorites-web, potentially compromising user 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:** 13 Jan 2023
- **Updated:** 4 Apr 2025
- **Also known as:** GHSA-rc4w-f7j9-xw22

## What is CVE-2023-0287?

CVE-2023-0287 is a low-severity cross-site scripting vulnerability in ityouknow favorites-web, published on 13 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 ityouknow favorites-web. It has been rated as problematic. Affected by this issue is some unknown functionality of the component Comment Handler. The manipulation leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-218294 is the identifier assigned to this vulnerability.

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

## Which versions are affected by CVE-2023-0287?

It affects 1 product.


Products: Favorites-Web Project Favorites-Web.

## How do I fix CVE-2023-0287?

No fix has been published for CVE-2023-0287 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-0287 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-0287 exists.

## Other vulnerabilities in ityouknow favorites-web

- [CVE-2022-4960](https://insights.sbomify.com/CVE-2022-4960/): cloudfavorites favorites-web Nickname cross site scripting (low 3.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-0287 and fix it if it is affected.

What it is: CVE-2023-0287 is a low-severity cross-site scripting vulnerability in ityouknow favorites-web, published on 13 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: It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-0287 exists.

Affected product: ityouknow favorites-web. 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-2023-0287/ (Markdown: https://insights.sbomify.com/CVE-2023-0287/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-0287
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-0287
- OSV: https://osv.dev/vulnerability/CVE-2023-0287

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-0287/
Summaries are generated and may contain mistakes; the official description above is the record.