# CVE-2026-20289: Cisco RoomOS Logging Subsystem Information Disclosure Vulnerability

> An authenticated local attacker can view sensitive user login credentials by enabling specific logging levels in Cisco RoomOS.

- **Severity:** Medium 5.7 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 5 Aug 2026
- **Updated:** 5 Aug 2026
- **Also known as:** GHSA-j6mf-566j-jp3c

## What is CVE-2026-20289?

CVE-2026-20289 is a medium-severity vulnerability in Cisco RoomOS Software, published on 5 Aug 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

A vulnerability in the logging subsystem of Cisco RoomOS could allow an authenticated, local attacker with low privileges to access sensitive information.

This vulnerability is due to the logging of sensitive information. An attacker could exploit this vulnerability by enabling a specific logging level and then collecting the system logs. A successful exploit could allow the attacker to view sensitive information like user login credentials.

Weakness: CWE-532 (Insertion of Sensitive Information into Log File)

## Which versions are affected by CVE-2026-20289?

It affects 2 products.


Products: Cisco Roomos, Cisco Roomos Cloud.

## How do I fix CVE-2026-20289?

No fix has been published for CVE-2026-20289 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-20289 being exploited?

There is no known exploitation of CVE-2026-20289 in the wild and no public exploit code.

## Other vulnerabilities in Cisco RoomOS Software

- [CVE-2026-20150](https://insights.sbomify.com/CVE-2026-20150/): Cisco RoomOS Security Hardening Release - Access Control Vulnerabilities (high 8.8)
- [CVE-2019-15288](https://insights.sbomify.com/CVE-2019-15288/): Cisco TelePresence Collaboration Endpoint, TelePresence Codec, and RoomOS Software Privilege Escalation Vulnerability (high 8.8)
- [CVE-2026-20156](https://insights.sbomify.com/CVE-2026-20156/): Cisco RoomOS Security Hardening Release - Buffer Management Vulnerabilities (high 8.1)
- [CVE-2026-20153](https://insights.sbomify.com/CVE-2026-20153/): Cisco RoomOS Security Hardening Release - Input Validation Vulnerabilities (high 7.5)
- [CVE-2026-20157](https://insights.sbomify.com/CVE-2026-20157/): Cisco RoomOS Security Hardening Release - Missing Encryption Vulnerabilities (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-20289 and fix it if it is affected.

What it is: CVE-2026-20289 is a medium-severity vulnerability in Cisco RoomOS Software, published on 5 Aug 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2026-20289 in the wild and no public exploit code.

Affected product: Cisco RoomOS Software. 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-2026-20289/ (Markdown: https://insights.sbomify.com/CVE-2026-20289/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-20289
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-20289
- OSV: https://osv.dev/vulnerability/CVE-2026-20289

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-20289/
Summaries are generated and may contain mistakes; the official description above is the record.