# CVE-2019-8290: Cross-site scripting in Online Store

> Attackers can inject XSS payloads via the registration form by bypassing email validation, potentially compromising user sessions.

- **Severity:** Medium 6.1 (`CVSS:3.1/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:** 1 Oct 2019
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-fmf6-hm95-5qfg

## What is CVE-2019-8290?

CVE-2019-8290 is a medium-severity cross-site scripting vulnerability in abcprintf Online Store, published on 1 Oct 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

Vulnerability in Online Store v1.0, The registration form requirements for the member email format can be bypassed by posting directly to sent_register.php allowing special characters to be included and an XSS payload to be injected.

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

## Which versions are affected by CVE-2019-8290?

It affects 1 product.


Products: Online Store System Project Online Store System.

## How do I fix CVE-2019-8290?

No fix has been published for CVE-2019-8290 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-8290 being exploited?

There is no known exploitation of CVE-2019-8290 in the wild and no public exploit code.

## Other vulnerabilities in abcprintf Online Store

- [CVE-2019-8291](https://insights.sbomify.com/CVE-2019-8291/): Path traversal in Online Store (high 7.5)
- [CVE-2019-8288](https://insights.sbomify.com/CVE-2019-8288/): Cross-site scripting in Online Store (medium 5.4)
- [CVE-2019-8289](https://insights.sbomify.com/CVE-2019-8289/): Cross-site scripting in Online Store (medium 5.4)
- [CVE-2019-8292](https://insights.sbomify.com/CVE-2019-8292/): Missing authorization in Online Store (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-8290 and fix it if it is affected.

What it is: CVE-2019-8290 is a medium-severity cross-site scripting vulnerability in abcprintf Online Store, published on 1 Oct 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-2019-8290 in the wild and no public exploit code.

Affected product: abcprintf Online Store. 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-2019-8290/ (Markdown: https://insights.sbomify.com/CVE-2019-8290/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-8290
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-8290
- OSV: https://osv.dev/vulnerability/CVE-2019-8290

---
From sbomify Insights: https://insights.sbomify.com/CVE-2019-8290/
Summaries are generated and may contain mistakes; the official description above is the record.