CVE-2026-3786: EasyCMS Request Parameter RbacuserAction.class.php sql injection

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-03-08 · updated 2026-06-17
Weakness: CWE-74

Description

A security flaw has been discovered in EasyCMS up to 1.6. The impacted element is an unknown function of the file /RbacuserAction.class.php of the component Request Parameter Handler. The manipulation of the argument _order results in sql injection. 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.

Affected products

EasyCMS: through 1.6

References

https://github.com/ueh1013/VULN/issues/20
https://vuldb.com/?ctiid.349753
https://vuldb.com/?id.349753
https://vuldb.com/?submit.766141

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