Zammad has a server-side template injection leading to RCE via AI Agent
Priority MEDIUM 40CWE-1336Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- Active
- Attack complexity
- High
- Attack requirements
- Present
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-1336.
Summary
Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1, a server-side template injection vulnerability which leads to RCE via AI Agent exists. Impact is limited to environments where an attacker can control or influence type_enrichment_data (typically high-privilege administrative configuration). This vulnerability is fixed in 7.0.1.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00319 25th percentileScored 2026-11-07
Fix Fixed zammad (zammad): 7.0.1
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Zammad GmbH | zammad | 7.0.0 to before 7.0.1 | 7.0.1 | Patch available | CNA |
- zammad VendorZammad GmbH Affected 7.0.0 to before 7.0.1 Fixed in 7.0.1 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:zammad:zammad:7.0.0:*:*:*:*:*:*:* | 7.0.0 | Vulnerable | Zammad GmbH |
- cpe:2.3:a:zammad:zammad:7.0.0:*:*:*:*:*:*:* Versions 7.0.0 Vulnerable ·Zammad GmbH
Remediation
- Fix · CNA zammad (zammad) Fixed in 7.0.1
Timeline
- 2026-10-02 Threatist record created from CVE-2026-34724
- 2026-10-25 Priority changed: MEDIUM → LOW
- 2026-11-06 Priority changed: LOW → MEDIUM
References
More Zammad GmbH Zammad vulnerabilities
- TI-2026-65406 Local privilege escalation in Zammad v1.5.0 to v7.2.2 installed via DEB or RPM package KEVCVSS 4.0CRITICAL 9.4
- TI-2026-65405 Undisclosed RCE in Zammad v6.3 and higher KEVCVSS 4.0CRITICAL 9.4
- TI-2024-22252 An issue was discovered in Zammad before 6.3.0. CVSS 3.1CRITICAL 9.1
- TI-2022-23785 A vulnerability in Zammad v5.3.0 allows attackers to execute arbitrary code or escalate… CVSS 3.1CRITICAL 9.8
- TI-2021-18599 An issue was discovered in Zammad before 4.1.1. CVSS 3.1CRITICAL 9.8
- TI-2021-18603 An issue was discovered in Zammad before 4.1.1. CVSS 3.1CRITICAL 9.8
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences