What’s Vulnerable › Vulnerabilities
CVE-2023-50455
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.7% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2023-12-10 · updated 2026-06-17
- Weakness: CWE-770
Description
An issue was discovered in Zammad before 6.2.0. Due to lack of rate limiting in the "email address verification" feature, an attacker could send many requests for a known address to cause Denial Of Service (generation of many emails, which would also spam the victim).
Affected products
- zammad: 6.1.0, 6.1.0-alpha, 6.2.0-alpha
References
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