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Type:
Defect (Security)
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Resolution: Fixed
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Priority:
Minor
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None
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Affects Version/s: None
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Component/s: Server (S)
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None
| CVE ID | CVE-2026-23935 |
| CVSS score | 6.8 (Medium) |
| CVSS vector | CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N |
| Affected components | Server |
| Summary | Use-after-free read in script item/preprocessing HttpRequest body |
| Description | A Zabbix administrator is able to read out of bounds memory by utilizing a flaw in script item/preprocessing (JavaScript) HttpRequest logic, leading to potential confidentiality loss. |
| Known attack vectors | An authenticated administrator using specifically crafted script item or JavaScript preprocessing scripts. |
| Affected and fix version/s | Affected: 7.0.0 - 7.0.27 → Fixed: 7.0.28 Affected: 7.4.0 - 7.4.11 → Fixed: 7.4.12 |
| Mitigation | Update the affected components to their respective fixed versions. |
| Workarounds | - |
| Acknowledgements | Zabbix wants to thank Aikido Security for submitting this report on the HackerOne bug bounty platform. |