SARA / Free Tools / CVE / CVE-2023-22858

CVE-2023-22858 — An Improper Access Control vulnerability in BlogEngine

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Improper Access Control vulnerability in BlogEngine.NET 3.3.8.0, allows unauthenticated visitors to access the files of unpublished blogs.

CVSS

5.3 MEDIUM

EPSS

0.21% (top 56.60%)

CWE

CWE-862, CWE-552

Published

2023-03-06T06:31:42.272Z

Last modified

2025-12-16T20:57:05.117Z

CVSS vector

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

01What is this vulnerability?

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Improper Access Control vulnerability in BlogEngine.NET 3.3.8.0, allows unauthenticated visitors to access the files of unpublished blogs.

Vendor	Product	Versions
BlogEngine.NET	BlogEngine.NET	3.3.8.0

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

Patch to a fixed version listed in the vendor advisory (see references below).
Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
Hunt historical logs for exploitation indicators — see Detection signatures below.

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

www.themissinglink.com.au — https://www.themissinglink.com.au/security-advisories/cve-2023-22857

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