CVE-2021-28088 Cross-site scripting (XSS)

What is CVE-2021-28088?

CVE-2021-28088 is a medium-severity cross-site scripting vulnerability in n/a, published on 11 Mar 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Cross-site scripting (XSS) in modules/content/admin/content.php in ImpressCMS profile 1.4.2 allows remote attackers to inject arbitrary web script or HTML parameters through the "Display Name" field.

Weakness: CWE-79

Which versions are affected by CVE-2021-28088?

2 open source packages ship an affected version, including impresscms/impresscms. It affects 1 product.

Products include Impresscms Impresscms.

How do I fix CVE-2021-28088?

No fix has been published for CVE-2021-28088 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2021-28088 being exploited?

There is no known exploitation of CVE-2021-28088 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2008-3453 Multiple unspecified vulnerabilities in ImpressCMS 1.0 have unknown impact and attack vectors, related to modules/admin.php and "a few files Critical 10.0
• CVE-2021-26599 SQL Injection in ImpressCMS Critical 9.8
• CVE-2021-26600 Type Confusion in ImpressCMS Critical 9.8
• CVE-2022-24977 Path Traversal in ImpressCMS Critical 9.8
• CVE-2022-50912 ImpressCMS 1.4.4 - Unrestricted File Upload Critical 9.3

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-79hv-pfx6-hhpj.