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Description

A user able to connect to Agent 2 can inject an Oracle TNS connection string via the 'service' parameter. This can lead to Agent 2 connecting to an attacker-controlled server and leaking Oracle database credentials if they are saved in a named session.

PUBLISHED Reserved 2026-01-19 | Published 2026-05-06 | Updated 2026-05-06 | Assigner Zabbix




MEDIUM: 5.1CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:L/VA:N/SC:H/SI:H/SA:N

Problem types

CWE-522: Insufficiently Protected Credentials

Product status

Default status
unknown

6.0.0 (git)
affected

7.0.0 (git)
affected

7.4.0 (git)
affected

Credits

Zabbix wants to thank kelsier from clocktwice.com for submitting this report on the HackerOne bug bounty platform. reporter

References

support.zabbix.com/browse/ZBX-27759

cve.org (CVE-2026-23927)

nvd.nist.gov (CVE-2026-23927)

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