# CVE-2023-5509: myStickymenu < 2.6.5 - Subscriber+ Arbitrary Form Leads Deletion

> Any logged-in user can delete arbitrary forms due to missing authorization checks in the myStickymenu WordPress plugin.

- **Severity:** Medium 5.4 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 20 Nov 2023
- **Updated:** 2 Aug 2024
- **Also known as:** GHSA-xvc2-6386-99x8

## What is CVE-2023-5509?

CVE-2023-5509 is a medium-severity missing authorization vulnerability in Unknown Floating Notification Bar, Sticky Menu on Scroll, Announcement Banner, and Sticky Header for Any Theme, published on 20 Nov 2023. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The myStickymenu WordPress plugin before 2.6.5 does not adequately authorize some ajax calls, allowing any logged-in user to perform the actions.

Weakness: CWE-863 (Incorrect Authorization)

## Which versions are affected by CVE-2023-5509?

It affects 1 product.


Products: Premio Mystickymenu.

## How do I fix CVE-2023-5509?

No fix has been published for CVE-2023-5509 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-5509 being exploited?

There is no known exploitation of CVE-2023-5509 in the wild and no public exploit code.

## Other vulnerabilities in Unknown Floating Notification Bar, Sticky Menu on Scroll, Announcement Banner, and Sticky Header for Any Theme

- [CVE-2021-24425](https://insights.sbomify.com/CVE-2021-24425/): myStickymenu < 2.5.2 - Authenticated Stored XSS (medium 4.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-5509 and fix it if it is affected.

What it is: CVE-2023-5509 is a medium-severity missing authorization vulnerability in Unknown Floating Notification Bar, Sticky Menu on Scroll, Announcement Banner, and Sticky Header for Any Theme, published on 20 Nov 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-5509 in the wild and no public exploit code.

Affected product: Unknown Floating Notification Bar, Sticky Menu on Scroll, Announcement Banner, and Sticky Header for Any Theme. 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-2023-5509/ (Markdown: https://insights.sbomify.com/CVE-2023-5509/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-5509
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-5509
- OSV: https://osv.dev/vulnerability/CVE-2023-5509

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-5509/
Summaries are generated and may contain mistakes; the official description above is the record.