# CVE-2022-4231: Tribal Systems Zenario CMS Remember Me session fixiation

> Attackers can hijack user sessions via the Remember Me feature in Zenario CMS, leading to unauthorized account access.

- **Severity:** Medium 4.2 (`CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/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:** 30 Nov 2022
- **Updated:** 15 Apr 2025
- **Also known as:** GHSA-6657-9743-4mc6

## What is CVE-2022-4231?

CVE-2022-4231 is a medium-severity vulnerability in Tribal Systems Zenario CMS, published on 30 Nov 2022. 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

A vulnerability, which was classified as problematic, has been found in Tribal Systems Zenario CMS 9.3.57595. This issue affects some unknown processing of the component Remember Me Handler. The manipulation leads to session fixiation. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-214589 was assigned to this vulnerability.

Weakness: CWE-384 (Session Fixation)

## Which versions are affected by CVE-2022-4231?

2 open source packages ship an affected version, including tribalsystems/zenario. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `tribalsystems/zenario` | Packagist | All versions to 9.3.57595 | None |
| `tribalsystems/zenario` | Packagist | All versions to 9.3.57595 | None |

Products: Tribalsystems Zenario.

## How do I fix CVE-2022-4231?

No fix has been published for CVE-2022-4231 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-4231 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4231 exists.

## Other vulnerabilities in Tribal Systems Zenario CMS

- [CVE-2022-44136](https://insights.sbomify.com/CVE-2022-44136/): Zenario CMS is vulnerable to Remote Code Execution (RCE). (critical 9.8)
- [CVE-2021-26830](https://insights.sbomify.com/CVE-2021-26830/): SQL Injection in tribalsystems/zenario (critical 9.1)
- [CVE-2018-18420](https://insights.sbomify.com/CVE-2018-18420/): Zenario CMS vulnerable to CSRF (high 8.8)
- [CVE-2018-5960](https://insights.sbomify.com/CVE-2018-5960/): SQL Injection in Zenario 7.1-7.6 (high 8.8)
- [CVE-2021-42171](https://insights.sbomify.com/CVE-2021-42171/): Unrestricted Upload of File with Dangerous Type in Zenario CMS (high 7.2)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-4231 and fix it if it is affected.

What it is: CVE-2022-4231 is a medium-severity vulnerability in Tribal Systems Zenario CMS, published on 30 Nov 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4231 exists.

Affected packages and fixed versions:
- tribalsystems/zenario (Packagist): affected all versions up to 9.3.57595; no fix listed
- tribalsystems/zenario (Packagist): affected all versions up to 9.3.57595; no fix listed

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-2022-4231/ (Markdown: https://insights.sbomify.com/CVE-2022-4231/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-4231
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-4231
- OSV: https://osv.dev/vulnerability/CVE-2022-4231

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-4231/
Summaries are generated and may contain mistakes; the official description above is the record.