CVE-2020-36932

MEDIUM 6.1

Seacms 11.1 - 'checkuser' Stored XSS

CVSS Score

6.1

EPSS Score

0.0%

EPSS Percentile

0th

SeaCMS 11.1 contains a stored cross-site scripting vulnerability in the checkuser parameter of the admin settings page. Attackers can inject malicious JavaScript payloads that will execute in users' browsers when the page is loaded.

CWE	CWE-79
Vendor	seacms
Product	seacms
Published	Jan 25, 2026
Last Updated	Apr 7, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Affected Versions

Seacms / Seacms

0 ≤ 11.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/49251 seacms.net: https://www.seacms.net/ vulncheck.com: https://www.vulncheck.com/advisories/seacms-checkuser-stored-xss

Credits

j5s