What’s Vulnerable › Vulnerabilities

CVE-2021-32604

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-05-11 · updated 2026-06-17
• Weakness: CWE-79

Description

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

Affected products

• SolarWinds Serv-U: before 15.2.3 — fixed in 15.2.3

How to fix

Upgrade to a fixed version: SolarWinds Serv-U 15.2.3. Check the vendor advisory for mitigations.

References

• https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_15-2-3_release_notes.htm
• https://www.trustwave.com/en-us/resources/blogs/spiderlabs-blog/solarwinds-serv-u-1523-share-url-xss-cve-2021-32604/
• https://www.trustwave.com/en-us/resources/security-resources/security-advisories/?fid=29000
• https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_15-2-3_release_notes.htm
• https://www.trustwave.com/en-us/resources/blogs/spiderlabs-blog/solarwinds-serv-u-1523-share-url-xss-cve-2021-32604/
• https://www.trustwave.com/en-us/resources/security-resources/security-advisories/?fid=29000

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