Undisclosed RCE in Zammad v6.3 and higher
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Zammad GmbH | Zammad | unaffected |
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Configuration 1 [-]
| AND |
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No data.
| Vendor | Product | Versions | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Zammad | Zammad |
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No CVSS v3.0
No CVSS v2
This CVE is in the KEV database since Oct. 2, 2026.
Exploit prediction score: 49.9% (49.915% probability within 30 days)
| Type | Values Removed | Values Added |
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| Metrics |
ssvc
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ssvc
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| Description | Zammad versions 6.3.0 to 6.5.4 are vulnerable a session hijack vulnerability that leads to remote code execution as the zammad user. The vulnerability is also present in version 7.0.0 to version 7.1.3, but not exploitable due to environment conditions. | Zammad versions 6.3.0 to 6.5.4 are vulnerable a session hijack vulnerability that leads to remote code execution as the zammad user. The bug is also present in version 7.0.0 to version 7.1.2, but not exploitable due to changes in the underlying framework. |
| References |
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| Type | Values Removed | Values Added |
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| First Time appeared |
Docker
Docker docker Linux Linux linux Kernel |
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| Weaknesses | CWE-384 | |
| CPEs | cpe:2.3:a:docker:docker:-:*:*:*:*:*:*:* cpe:2.3:a:zammad:zammad:*:*:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* |
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| Vendors & Products |
Docker
Docker docker Linux Linux linux Kernel |
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| References |
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| Metrics |
cvssV3_1
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| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-284 CWE-613 |
| Type | Values Removed | Values Added |
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| Metrics |
kev
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| Type | Values Removed | Values Added |
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| First Time appeared |
Zammad
Zammad zammad |
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| Vendors & Products |
Zammad
Zammad zammad |
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-284 CWE-613 |
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Zammad versions 6.3.0 to 6.5.4 are vulnerable a session hijack vulnerability that leads to remote code execution as the zammad user. The vulnerability is also present in version 7.0.0 to version 7.1.3, but not exploitable due to environment conditions. | |
| Title | Undisclosed RCE in Zammad v6.3 and higher | |
| References |
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| Metrics |
cvssV4_0
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