# CVE-2024-29023: Session Hijacking via token exposure on the session page in Xibo CMS

> Attackers with session page access can steal session tokens to hijack user accounts in Xibo CMS.

- **Severity:** High 7.2 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 12 Apr 2024
- **Updated:** 2 Aug 2024
- **Also known as:** GHSA-xmc6-cfq5-hg39

## What is CVE-2024-29023?

CVE-2024-29023 is a high-severity vulnerability in xibosignage xibo-cms, published on 12 Apr 2024. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

Xibo is an Open Source Digital Signage platform with a web content management system and Windows display player software. Session tokens are exposed in the return of session search API call on the sessions page. Subsequently they can be exfiltrated and used to hijack a session. Users must be granted access to the session page, or be a super admin. Users should upgrade to version 3.3.10 or 4.0.9 which fix this issue. Customers who host their CMS with the Xibo Signage service have already received an upgrade or patch to resolve this issue regardless of the CMS version that they are running. Patches are available for earlier versions of Xibo CMS that are out of security support: 2.3 patch ebeccd000b51f00b9a25f56a2f252d6812ebf850.diff. 1.8 patch a81044e6ccdd92cc967e34c125bd8162432e51bc.diff. There are no known workarounds for this vulnerability.

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

## Which versions are affected by CVE-2024-29023?


## How do I fix CVE-2024-29023?

No fix has been published for CVE-2024-29023 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-29023 being exploited?

There is no known exploitation of CVE-2024-29023 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-29023 and fix it if it is affected.

What it is: CVE-2024-29023 is a high-severity vulnerability in xibosignage xibo-cms, published on 12 Apr 2024. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2024-29023 in the wild and no public exploit code.

Affected product: xibosignage xibo-cms. 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-2024-29023/ (Markdown: https://insights.sbomify.com/CVE-2024-29023/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-29023
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-29023
- OSV: https://osv.dev/vulnerability/CVE-2024-29023

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-29023/
Summaries are generated and may contain mistakes; the official description above is the record.