🛡️ CVE-2022-35490 — zammad

🔴 CVSS 9.8 — Critical ✅ No Known Exploit CWE-307 NVD
9.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Zammad 5.2.0 is vulnerable to privilege escalation. Zammad has a prevention against brute-force attacks trying to guess login credentials. After a configurable amount of attempts, users are invalidated and logins prevented. An attacker might work around this prevention, enabling them to send more than the configured amount of requests before the user invalidation takes place.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Weakness class

CVE-2022-35490 is classified as CWE-307: Improper Restriction of Excessive Authentication Attempts. Repeated login attempts are not limited, leaving credentials open to brute forcing.

Affected software

CVE-2022-35490 is recorded against 1 package.

  • zammad

Timeline and source

Published on 8 August 2022 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

zammad.com
zammad.com

Details

Severity CRITICAL
CVSS Score 9.8
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE CWE-307
Public Exploit ✅ No
Source NVD
Published 2022-08-08
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
zammad — —

Similar Threats

Exploit Protection

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CVE-2022-35490 carries CVSS 9.8 Critical rating. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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