CVE-2021-32604 Cross-site scripting in n/a

What is CVE-2021-32604?

CVE-2021-32604 is a medium-severity cross-site scripting vulnerability in Solarwinds Serv-U, published on 11 May 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

Share/IncomingWizard.htm in SolarWinds Serv-U before 15.2.3 mishandles the user-supplied SenderEmail parameter, aka "Share URL XSS."

Weakness: CWE-79

Which versions are affected by CVE-2021-32604?

It affects 1 product.

Products include Solarwinds Serv-U.

How do I fix CVE-2021-32604?

No fix has been published for CVE-2021-32604 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-2021-32604 being exploited?

There is no known exploitation of CVE-2021-32604 in the wild and no public exploit code.

Other vulnerabilities in Solarwinds Serv-U

• CVE-2021-35211 SolarWinds Serv-U Remote Code Execution Exploited Critical 9.0
• CVE-2024-28995 SolarWinds Serv-U Path Traversal Vulnerability Exploited High 8.6
• CVE-2026-28318 SolarWinds Serv-U Uncontrolled Resource Consumption Exploited High 7.5
• CVE-2021-35247 SolarWinds Serv-U Improper Input Validation Exploited Medium 4.3
• CVE-2020-35481 Code injection in n/a Critical 9.8

All Solarwinds Serv-U vulnerabilities

Sources

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

Also known as GHSA-4f2x-69hh-286c.