# CVE-2022-45077: WordPress Betheme theme <= 26.5.1.4 - Auth. PHP Object Injection vulnerability

> Authenticated attackers can exploit PHP object injection in the Betheme theme to potentially execute arbitrary code.

- **Severity:** Medium 6.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/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:** 17 Nov 2022
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-pwpx-r9xc-fhg4

## What is CVE-2022-45077?

CVE-2022-45077 is a medium-severity unsafe deserialization vulnerability in Muffingroup Betheme (WordPress theme), published on 17 Nov 2022. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Auth. (subscriber+) PHP Object Injection vulnerability in Betheme theme <= 26.5.1.4 on WordPress.

Weakness: CWE-502 (Deserialization of Untrusted Data)

## Which versions are affected by CVE-2022-45077?

It affects 1 product.


Products: Muffingroup Betheme.

## How do I fix CVE-2022-45077?

No fix has been published for CVE-2022-45077 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-45077 being exploited?

There is no known exploitation of CVE-2022-45077 in the wild and no public exploit code.

## Other vulnerabilities in Muffingroup Betheme (WordPress theme)

- [CVE-2024-2694](https://insights.sbomify.com/CVE-2024-2694/): Betheme <= 27.5.6 - Authenticated (Contributor+) PHP Object Injection (high 8.8)
- [CVE-2022-3861](https://insights.sbomify.com/CVE-2022-3861/): Betheme <= 26.5.1.4 - Authenticated (Subscriber+) PHP Object Injection (high 8.8)
- [CVE-2023-39998](https://insights.sbomify.com/CVE-2023-39998/): WordPress BeTheme theme <= 27.1.1 - Author+ Broken Access Control vulnerability (high 8.2)
- [CVE-2023-47770](https://insights.sbomify.com/CVE-2023-47770/): WordPress BeTheme theme <= 27.1.1 - Contributor+ Broken Access Control vulnerability (high 7.6)
- [CVE-2023-29101](https://insights.sbomify.com/CVE-2023-29101/): WordPress Betheme Theme <= 26.7.5 is vulnerable to Cross Site Scripting (XSS) (high 7.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-45077 and fix it if it is affected.

What it is: CVE-2022-45077 is a medium-severity unsafe deserialization vulnerability in Muffingroup Betheme (WordPress theme), published on 17 Nov 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-45077 in the wild and no public exploit code.

Affected product: Muffingroup Betheme (WordPress 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-2022-45077/ (Markdown: https://insights.sbomify.com/CVE-2022-45077/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-45077
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-45077
- OSV: https://osv.dev/vulnerability/CVE-2022-45077

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-45077/
Summaries are generated and may contain mistakes; the official description above is the record.