CVEvulnerability
CVE-2021-24253
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-05-06
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.5 MEDIUM — AV:N/AC:L/Au:S/C:P/I:P/A:P
- Weaknesses
- CWE-434
Description
The Classyfrieds WordPress plugin through 3.8 does not properly check the uploaded file when an authenticated user adds a listing, only checking the content-type in the request. This allows any authenticated user to upload arbitrary PHP files via the Add Listing feature of the plugin, leading to RCE.
Affected configurations
• classyfrieds project classyfrieds (<= 3.8)
Related
Weakness · CWE (1)
- CWE-434 Unrestricted Upload of File with Dangerous Type weakness
References
- https://github.com/jinhuang1102/CVE-ID-Reports/blob/master/classyfrieds.md Exploit, Third Party Advisory
- https://wpscan.com/vulnerability/ee42c233-0ff6-4b27-a5ec-ad3246bef079 Exploit, Third Party Advisory
- https://github.com/jinhuang1102/CVE-ID-Reports/blob/master/classyfrieds.md Exploit, Third Party Advisory
- https://wpscan.com/vulnerability/ee42c233-0ff6-4b27-a5ec-ad3246bef079 Exploit, Third Party Advisory