CVE-2026-85040 ZhongBangKeJi CRMEB Custom Scheduled Task Feature save eval os command injection
Remote attackers with admin privileges can execute arbitrary OS commands via the custom scheduled task feature due to unsafe code evaluation.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-85040?
CVE-2026-85040 is a medium-severity command injection vulnerability in ZhongBangKeJi CRMEB, published on 3 Sep 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A weakness has been identified in ZhongBangKeJi CRMEB up to 6.0.0. Affected by this vulnerability is the function eval of the file /adminapi/system/crontab/save of the component Custom Scheduled Task Feature. This manipulation of the argument customCode causes os command injection. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. Vendor documents this as deliberate debug-only behavior. But isSafePhpCode blacklist offers no real RCE containment.
Which versions are affected by CVE-2026-85040?
How do I fix CVE-2026-85040?
No fix has been published for CVE-2026-85040 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-85040 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-85040 exists.
Sources
Also known as GHSA-q67v-wjjm-5rv3.