# CVE-2021-26582: Cross-site scripting in IceWall SSO Dgfw

> Remote attackers can execute cross-site scripting attacks against HPE IceWall SSO Domain Gateway Option, potentially compromising user sessions.

- **Severity:** Medium 6.1 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/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:** 15 Apr 2021
- **Updated:** 3 Aug 2024
- **Also known as:** GHSA-ccq6-2qf8-56f6

## What is CVE-2021-26582?

CVE-2021-26582 is a medium-severity cross-site scripting vulnerability in IceWall SSO Dgfw, published on 15 Apr 2021. 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 security vulnerability in HPE IceWall SSO Domain Gateway Option (Dgfw) module version 10.0 on RHEL 5/6/7, version 10.0 on HP-UX 11i v3, version 10.0 on Windows and 11.0 on Windows could be exploited remotely to allow cross-site scripting (XSS).

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

## Which versions are affected by CVE-2021-26582?

It affects 1 product.


Products: Hp Icewall Sso Dgfw.

## How do I fix CVE-2021-26582?

No fix has been published for CVE-2021-26582 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-26582 being exploited?

There is no known exploitation of CVE-2021-26582 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-26582 and fix it if it is affected.

What it is: CVE-2021-26582 is a medium-severity cross-site scripting vulnerability in IceWall SSO Dgfw, published on 15 Apr 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2021-26582 in the wild and no public exploit code.

Affected product: IceWall SSO Dgfw. 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-2021-26582/ (Markdown: https://insights.sbomify.com/CVE-2021-26582/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-26582
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-26582
- OSV: https://osv.dev/vulnerability/CVE-2021-26582

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From sbomify Insights: https://insights.sbomify.com/CVE-2021-26582/
Summaries are generated and may contain mistakes; the official description above is the record.