CVE-2020-36492
Published: 22 October 2021
Summary
CVE-2020-36492 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Dedecms Dedecms. Its CVSS base score is 5.4 (Medium).
Operationally, ranked at the 39.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2020-23978
Vulnerability details
DedeCMS v7.5 SP2 was discovered to contain multiple cross-site scripting (XSS) vulnerabilities in the component select_media.php via the `activepath`, `keyword`, `tag`, `fmdo=x&filename`, `CKEditor` and `CKEditorFuncNum` parameters.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.
Validates web inputs to reject script-related content that could produce XSS.
Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.