CVE-2020-24139 json
Server-side request forgery in Wcms 0.3.2 lets an attacker send crafted requests from the back-end server of a vulnerable web application v…
published 2021-04-07 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-16875
- cvss
- 8.3
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 64%
- public exploits
- 0
- none known
Summary
Server-side request forgery in Wcms 0.3.2 lets an attacker send crafted requests from the back-end server of a vulnerable web application via the path parameter to wex/cssjs.php. It can help identify open ports, local network hosts and execute command on local services.
Exploit prediction
1.05% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/vedees/wcms/issues/8 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 8.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-918 Server-Side Request Forgery
References
-
github.com
/vedees/wcms/issues/8
exploit, technical-description
-
github.com
/secwx/research/blob/main/cve/CVE-2020-24139.md
third-party-advisory
Sources
- CVE List CVE-2020-24139
- NVD CVE-2020-24139
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