CVE-2020-20092

9.8 criticalEPSS 1.3%

Critical (9.8) in articlecms project articlecms. EPSS 1.3% chance of exploitation in the next 30 days.

File Upload vulnerability exists in ArticleCMS 1.0 via the image upload feature at /admin by changing the Content-Type to image/jpeg and placing PHP code after the JPEG data, which could let a remote malicious user execute arbitrary PHP code.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.3% chance of exploitation in the next 30 days; higher than 70% of CVEs (scores of 2026-10-31)
CWE: CWE-434
Published: 2021-05-13
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

articlecms_project:articlecms

References

https://github.com/woider/ArticleCMS/issues/8
https://github.com/woider/ArticleCMS/issues/8

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