CVE-2026-1734

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.

CVSS v4.0

5.5 MEDIUMCVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CVSS v2.0

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N

EPSS

0.49% chance of exploitation in the next 30 days, 40th percentile

Published

2026-02-01

Updated

2026-02-23

Proof-of-concept exploits (1)

• foeCat/CVE/blob/main/CRMEB/crontab_unauthorized_access.md#proof-of-concept

References

• CVE Record
• NVD entry

Related

• CVE-2026-0575
• CVE-2026-0576
• CVE-2026-0577
• CVE-2026-0578
• CVE-2026-0579
• CVE-2026-0583