# CVE-2023-34017: WordPress Five Star Restaurant Reservations Plugin <= 2.6.7 is vulnerable to Cross Site Scripting (XSS)

> Unauthenticated attackers can inject malicious scripts via reflected XSS in the Five Star Restaurant Reservations plugin, potentially compromising user sessions.

- **Severity:** High 7.1 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L`)
- **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:** 25 Jul 2023
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-jmw5-hq6h-r7gj

## What is CVE-2023-34017?

CVE-2023-34017 is a high-severity cross-site scripting vulnerability in FiveStarPlugins Five Star Restaurant Reservations, published on 25 Jul 2023. 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

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in FiveStarPlugins Five Star Restaurant Reservations plugin <= 2.6.7 versions.

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

## Which versions are affected by CVE-2023-34017?

It affects 1 product.


Products: Fivestarplugins Five Star Restaurant Menu.

## How do I fix CVE-2023-34017?

No fix has been published for CVE-2023-34017 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-34017 being exploited?

There is no known exploitation of CVE-2023-34017 in the wild and no public exploit code.

## Other vulnerabilities in FiveStarPlugins Five Star Restaurant Reservations

- [CVE-2023-5340](https://insights.sbomify.com/CVE-2023-5340/): Five Star Restaurant Menu and Food Ordering < 2.4.11 - Unauthenticated PHP Object Injection (critical 9.8)
- [CVE-2020-29045](https://insights.sbomify.com/CVE-2020-29045/): Deserialization in n/a (critical 9.8)
- [CVE-2024-24838](https://insights.sbomify.com/CVE-2024-24838/): WordPress Five Star Restaurant Reviews Plugin <= 2.3.5 is vulnerable to Cross Site Scripting (XSS) (medium 6.5)
- [CVE-2024-5459](https://insights.sbomify.com/CVE-2024-5459/): Restaurant Menu and Food Ordering <= 2.4.16 - Missing Authorization to Menu Creation (medium 4.3)
- [CVE-2023-37985](https://insights.sbomify.com/CVE-2023-37985/): WordPress Five Star Restaurant Menu Plugin <= 2.4.6 is vulnerable to Cross Site Request Forgery (CSRF) (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-34017 and fix it if it is affected.

What it is: CVE-2023-34017 is a high-severity cross-site scripting vulnerability in FiveStarPlugins Five Star Restaurant Reservations, published on 25 Jul 2023. 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-2023-34017 in the wild and no public exploit code.

Affected product: FiveStarPlugins Five Star Restaurant Reservations. 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-2023-34017/ (Markdown: https://insights.sbomify.com/CVE-2023-34017/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-34017
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-34017
- OSV: https://osv.dev/vulnerability/CVE-2023-34017

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From sbomify Insights: https://insights.sbomify.com/CVE-2023-34017/
Summaries are generated and may contain mistakes; the official description above is the record.