Cyber Resilience

CVE-2020-35945

CriticalPublic PoC

Published: 01 January 2021

Published
01 January 2021
Modified
04 February 2026
KEV Added
Patch
CVSS Score v3.1 9.9 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.0223 84.9th percentile
Risk Priority 21 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2020-35945 is a critical-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability in Elegantthemes Divi. Its CVSS base score is 9.9 (Critical).

Operationally, ranked in the top 15.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

An issue was discovered in the Divi Builder plugin, Divi theme, and Divi Extra theme before 4.5.3 for WordPress. Authenticated attackers, with contributor-level or above capabilities, can upload arbitrary files, including .php files. This occurs because the check for file…

more

extensions is on the client side.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

elegantthemes
divi
3.0 — 4.5.3
elegantthemes
divi builder
2.0 — 4.5.3
elegantthemes
extra
2.0 — 4.5.3

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.

addresses: CWE-434

Requiring identifiable owners for portable devices reduces the attack surface for unrestricted uploads of dangerous file types via anonymous media.

addresses: CWE-434

Dangerous file uploads can be detonated in the chamber to determine malice before any production write or execution occurs.

addresses: CWE-434

Prevents unrestricted writing of arbitrary or malicious firmware by keeping hardware write-protect enabled except under tightly controlled manual procedures.

addresses: CWE-434

Scans files from external sources on download/open/execute, blocking unrestricted uploads of dangerous file types.

References