CVE-2021-3355

A stored-self XSS exists in LightCMS v1.3.4, allowing an attacker to execute HTML or JavaScript code in a vulnerable Title field to /admin/SensitiveWords.

CVSS v3.1

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

CVSS v2.0

3.5 LOWAV:N/AC:M/Au:S/C:N/I:P/A:N

EPSS

7.25% chance of exploitation in the next 30 days, 94th percentile

Published

2021-02-24

Updated

2024-08-03

Proof-of-concept exploits (1)

• http://packetstormsecurity.com/files/161562/LightCMS-1.3.4-Cross-Site-Scripting.html

ExploitDB entries (1)

• https://www.exploit-db.com/exploits/49598

Exploit collections (1)

• tzwlhack/Vulnerability/blob/main/LightCMS%20%E5%AD%98%E5%82%A8%E5%9E%8BXSS%EF%BC%88CVE-20…

References

• CVE Record
• NVD entry

Related

• CVE-2021-33549
• CVE-2021-33550
• CVE-2021-33548
• CVE-2021-33551
• CVE-2021-33544
• CVE-2021-33552