# CVE-2022-20626: Cisco Prime Access Registrar Appliance Cross-Site Scripting Vulnerability

> An authenticated attacker can execute arbitrary scripts or access sensitive data via XSS in the Cisco Prime Access Registrar web interface.

- **Severity:** Medium 5.5 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 15 Nov 2024
- **Updated:** 15 Nov 2024
- **Also known as:** GHSA-hmc5-79qw-62gj

## What is CVE-2022-20626?

CVE-2022-20626 is a medium-severity cross-site scripting vulnerability in Cisco Prime Access Registrar, published on 15 Nov 2024. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

A vulnerability in the web-based management interface of Cisco Prime Access Registrar Appliance could allow an authenticated, remote attacker to conduct a cross-site scripting attack against a user of the interface. The attacker would require valid credentials for the device.
This vulnerability is due to insufficient validation of user-supplied input by the web-based management interface. An attacker could exploit this vulnerability by persuading a user of the interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the interface or access sensitive, browser-based information.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2022-20626?

It affects 1 product.


Products: Cisco Prime Access Registrar.

## How do I fix CVE-2022-20626?

No fix has been published for CVE-2022-20626 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-20626 being exploited?

There is no known exploitation of CVE-2022-20626 in the wild and no public exploit code.

## Other vulnerabilities in Cisco Prime Access Registrar

- [CVE-2018-0421](https://insights.sbomify.com/CVE-2018-0421/): Cisco Prime Access Registrar Denial of Service Vulnerability (high 8.6)
- [CVE-2021-34731](https://insights.sbomify.com/CVE-2021-34731/): Cisco Prime Access Registrar Stored Cross-Site Scripting Vulnerability (medium 4.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-20626 and fix it if it is affected.

What it is: CVE-2022-20626 is a medium-severity cross-site scripting vulnerability in Cisco Prime Access Registrar, published on 15 Nov 2024. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-20626 in the wild and no public exploit code.

Affected product: Cisco Prime Access Registrar. 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-2022-20626/ (Markdown: https://insights.sbomify.com/CVE-2022-20626/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-20626
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-20626
- OSV: https://osv.dev/vulnerability/CVE-2022-20626

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From sbomify Insights: https://insights.sbomify.com/CVE-2022-20626/
Summaries are generated and may contain mistakes; the official description above is the record.