What is CVE-2023-22858?

CVE-2023-22858 is a medium-severity vulnerability in Blogengine Blogengine.net, classified under Files or Directories Accessible to External Parties. CVSS score: 5.3/10. Published 2023-03-06.

How severe is CVE-2023-22858?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Blogengine Blogengine.net

CVE-2023-22858

An Improper Access Control vulnerability in BlogEngine.NET 3.3.8.0, allows unauthenticated visitors to access the files of unpublished blogs.

Published 2023-03-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (34.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Blogengine Blogengine.net — versions 3.3.8.0
Blogengine.net — versions 3.3.8.0

Weakness classification (CWE)

References

www.themissinglink.com.au/security-advisories/cve-2023-22857 (Not Applicable)

Frequently asked questions

What is CVE-2023-22858?: CVE-2023-22858 is a medium-severity vulnerability in Blogengine Blogengine.net, classified under Files or Directories Accessible to External Parties. CVSS score: 5.3/10. Published 2023-03-06.
How severe is CVE-2023-22858?: Medium severity. CVSS v3 base score is 5.3 out of 10.