What’s Vulnerable › Vulnerabilities

CVE-2020-10099

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-03-05 · updated 2026-06-17
• Weakness: CWE-79

Description

An XSS issue was discovered in Zammad 3.0 through 3.2. Malicious code can be provided by a low-privileged user through the Ticket functionality in Zammad. The malicious JavaScript will execute within the browser of any user who opens the ticket or has the ticket within the Toolbar.

Affected products

• zammad: from 1.0.0 through 3.2.0

References

• https://zammad.com/news/security-advisory-zaa-2020-01
• https://zammad.com/news/security-advisory-zaa-2020-01

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