What is CVE-2022-40886?

CVE-2022-40886 is a high-severity vulnerability in Dedecms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.2/10. Published 2022-10-03.

How severe is CVE-2022-40886?

High severity. CVSS v3 base score is 7.2 out of 10.

Is CVE-2022-40886 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Arbitrary file upload in Dedecms

CVE-2022-40886

DedeCMS 5.7.98 has a file upload vulnerability in the background.

Vulnerability class: Unrestricted File Upload

EPSS: 0.011 (62.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Dedecms — versions 5.7.98
N/a — versions n/a

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2022-40886?: CVE-2022-40886 is a high-severity vulnerability in Dedecms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.2/10. Published 2022-10-03.
How severe is CVE-2022-40886?: High severity. CVSS v3 base score is 7.2 out of 10.
Is CVE-2022-40886 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.