HIGH

CVE-2022-23626

CVSS v3

8.8

HIGH

EPSS Score

9.9 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2022-23626 yet.

Full record on NVD

Description

m1k1o/blog is a lightweight self-hosted facebook-styled PHP blog. Errors from functions `imagecreatefrom*` and `image*` have not been checked properly. Although PHP issued warnings and the upload function returned `false`, the original file (that could contain a malicious payload) was kept on the disk. Users are advised to upgrade as soon as possible. There are no known workarounds for this issue.

Technical details

Published: 2022-02-08
Exploit-DB: EDB-50943

Frequently asked questions

What is CVE-2022-23626?

Is CVE-2022-23626 actively exploited?

Active exploitation of CVE-2022-23626 has not been confirmed. Its EPSS score was 9.9% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-23626?

CVE-2022-23626 has a CVSS v3 base score of 8.8 (HIGH severity).

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