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Description

A security flaw has been discovered in Zhong Bang CRMEB up to 5.6.3. This vulnerability affects unknown code of the file crmeb/app/api/controller/v1/CrontabController.php of the component crontab Endpoint. The manipulation results in missing authorization. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

PUBLISHED Reserved 2026-02-01 | Published 2026-02-01 | Updated 2026-02-23 | Assigner VulDB




MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
MEDIUM: 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
MEDIUM: 5.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
5.0AV:N/AC:L/Au:N/C:N/I:P/A:N/E:POC/RL:ND/RC:UR

Problem types

Missing Authorization

Incorrect Authorization

Product status

5.6.0
affected

5.6.1
affected

5.6.2
affected

5.6.3
affected

Timeline

2026-02-01:Advisory disclosed
2026-02-01:VulDB entry created
2026-02-03:VulDB entry last update

Credits

Ho Cherry (VulDB User) reporter

References

vuldb.com/?id.343633 (VDB-343633 | Zhong Bang CRMEB crontab Endpoint CrontabController.php authorization) vdb-entry technical-description

vuldb.com/?ctiid.343633 (VDB-343633 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.736619 (Submit #736619 | Zhongbang CRMEB v5.6.3 Missing Authorization) third-party-advisory

github.com/...blob/main/CRMEB/crontab_unauthorized_access.md related

github.com/...blob/main/CRMEB/crontab_unauthorized_access.md exploit

cve.org (CVE-2026-1734)

nvd.nist.gov (CVE-2026-1734)

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