CVE-2021-36461

8.8 highEPSS 0.9%

High (8.8) in microweber microweber. EPSS 0.9% chance of exploitation in the next 30 days.

An Arbitrary File Upload vulnerability exists in Microweber 1.1.3 that allows attackers to getshell via the Settings Upload Picture section by uploading pictures with malicious code, user.ini.

Severity

CVSS 3.1

8.8 high

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

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 61% of CVEs (scores of 2026-10-31)
CWE: CWE-434
Published: 2022-07-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

microweber:microweber

References

https://github.com/microweber/microweber/issues/751
https://github.com/microweber/microweber/issues/751

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