CVE-2018-16278

9.8 criticalEPSS 1.6%

Critical (9.8) in phpkaiyuancms phpopensourcecms. EPSS 1.6% chance of exploitation in the next 30 days.

phpkaiyuancms PhpOpenSourceCMS (POSCMS) V3.2.0 allows an unauthenticated user to execute arbitrary SQL commands via the diy/module/member/controllers/Api.php ajax_save_draft function with the dir parameter.

Severity

CVSS 3.0

9.8 critical

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.6% chance of exploitation in the next 30 days; higher than 75% of CVEs (scores of 2026-10-31)
CWE: CWE-89
Published: 2018-08-31
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

phpkaiyuancms:phpopensourcecms

References

https://github.com/howchen/howchen/issues/3
https://github.com/howchen/howchen/issues/3

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