# CVE-2020-9520: Cross-site scripting in Micro Focus Vibe.

> Remote attackers can inject malicious JavaScript into Micro Focus Vibe, executing code in victims' browsers to potentially hijack accounts.

- **Severity:** Medium 5.4 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/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:** 25 Mar 2020
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-m7jv-h3ph-p6cg

## What is CVE-2020-9520?

CVE-2020-9520 is a medium-severity cross-site scripting vulnerability in Micro Focus Vibe., published on 25 Mar 2020. 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 stored XSS vulnerability was discovered in Micro Focus Vibe, affecting all Vibe version prior to 4.0.7. The vulnerability could allows a remote attacker to craft and store malicious content into Vibe such that when the content is viewed by another user of the system, attacker controlled JavaScript will execute in the security context of the target user’s browser.

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

## Which versions are affected by CVE-2020-9520?

It affects 1 product.


Products: Microfocus Vibe.

## How do I fix CVE-2020-9520?

No fix has been published for CVE-2020-9520 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-9520 being exploited?

There is no known exploitation of CVE-2020-9520 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-9520 and fix it if it is affected.

What it is: CVE-2020-9520 is a medium-severity cross-site scripting vulnerability in Micro Focus Vibe., published on 25 Mar 2020. 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-2020-9520 in the wild and no public exploit code.

Affected product: Micro Focus Vibe.. 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-2020-9520/ (Markdown: https://insights.sbomify.com/CVE-2020-9520/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-9520
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-9520
- OSV: https://osv.dev/vulnerability/CVE-2020-9520

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From sbomify Insights: https://insights.sbomify.com/CVE-2020-9520/
Summaries are generated and may contain mistakes; the official description above is the record.