CVE-2021-39426 — CRITICAL (9.8)

Vulnerability Description

An issue was discovered in /Upload/admin/admin_notify.php in Seacms 11.4 allows attackers to execute arbitrary php code via the notify1 parameter when the action parameter equals set.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Seacms	Seacms	11.4

Related Weaknesses (CWE)

CWE-94

References

https://github.com/seacms-com/seacms/issues/21ExploitIssue TrackingThird Party Advisory
https://github.com/seacms-com/seacms/issues/21ExploitIssue TrackingThird Party Advisory

FAQ

What is CVE-2021-39426?

CVE-2021-39426 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue was discovered in /Upload/admin/admin_notify.php in Seacms 11.4 allows attackers to execute arbitrary php code via the notify1 parameter when the action parameter equals set.

How severe is CVE-2021-39426?

CVE-2021-39426 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-39426?

Check the references section above for vendor advisories and patch information. Affected products include: Seacms Seacms.