# CVE-2023-45834: WordPress Libsyn Publisher Hub Plugin <= 1.4.4 is vulnerable to Sensitive Data Exposure

> An attacker can access sensitive information from the Libsyn Publisher Hub WordPress plugin without authorization.

- **Severity:** Medium 5.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 30 Nov 2023
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-w8h8-rjcr-f483

## What is CVE-2023-45834?

CVE-2023-45834 is a medium-severity vulnerability in Libsyn Publisher Hub, published on 30 Nov 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Libsyn Libsyn Publisher Hub.This issue affects Libsyn Publisher Hub: from n/a through 1.4.4.

Weakness: CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor)

## Which versions are affected by CVE-2023-45834?

It affects 1 product.


Products: Libsyn Libsyn Publisher Hub.

## How do I fix CVE-2023-45834?

No fix has been published for CVE-2023-45834 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-45834 being exploited?

There is no known exploitation of CVE-2023-45834 in the wild and no public exploit code.

## Other vulnerabilities in Libsyn Publisher Hub

- [CVE-2023-45835](https://insights.sbomify.com/CVE-2023-45835/): WordPress Libsyn Publisher Hub Plugin <= 1.4.4 is vulnerable to Cross Site Scripting (XSS) (high 7.1)
- [CVE-2024-32140](https://insights.sbomify.com/CVE-2024-32140/): WordPress Libsyn Publisher Hub plugin <= 1.4.4 - Cross Site Scripting (XSS) vulnerability (medium 6.5)
- [CVE-2023-25057](https://insights.sbomify.com/CVE-2023-25057/): WordPress Libsyn Publisher Hub Plugin <= 1.3.2 is vulnerable to Sensitive Data Exposure (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-45834 and fix it if it is affected.

What it is: CVE-2023-45834 is a medium-severity vulnerability in Libsyn Publisher Hub, published on 30 Nov 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-45834 in the wild and no public exploit code.

Affected product: Libsyn Publisher Hub. 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-2023-45834/ (Markdown: https://insights.sbomify.com/CVE-2023-45834/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-45834
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-45834
- OSV: https://osv.dev/vulnerability/CVE-2023-45834

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-45834/
Summaries are generated and may contain mistakes; the official description above is the record.