VULNERABILITY INTELLIGENCE
CVE-2021-28998
CVSS score7.2 HIGH
EPSS probability1.29%
CISA KEVNot currently listed
Published2023-05-08
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Description
File upload vulnerability in CMS Made Simple through 2.2.15 allows remote authenticated attackers to gain a webshell via a crafted phar file.
Weakness classification
- nvd@nist.gov: CWE-434
- 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-434
Primary references
- cve@mitre.org — Exploit
- cve@mitre.org — Mailing List, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit
- af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory