What’s Vulnerable › Vulnerabilities

CVE-2024-33668

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-04-26 · updated 2026-09-16
• Weakness: CWE-639

Description

An issue was discovered in Zammad before 6.3.0. The Zammad Upload Cache uses insecure, partially guessable FormIDs to identify content. An attacker could try to brute force them to upload malicious content to article drafts they have no access to.

Affected products

• zammad: from 6.2.0 before 6.3.0; 6.3.0-alpha — fixed in 6.3.0

How to fix

Upgrade to a fixed version: zammad 6.3.0. Check the vendor advisory for mitigations.

References

• https://a7.de/fue/advisories/cve-2024-33668/
• https://zammad.com/en/advisories/zaa-2024-02
• https://zammad.com/en/advisories/zaa-2024-02

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