XSS in Blogengine Blogengine.net

CVE-2023-22856

A stored Cross-site Scripting (XSS) vulnerability in BlogEngine.NET 3.3.8.0, allows injection of arbitrary JavaScript in the security context of a blog visitor through an upload of a specially crafted file.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (28.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-22856: held from 0.004 to 0.004.

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

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-22856?
CVE-2023-22856 is a high-severity vulnerability in Blogengine Blogengine.net, classified under Cross-site Scripting. CVSS score: 8.5/10. Published 2023-03-06.
How severe is CVE-2023-22856?
High severity. CVSS v3 base score is 8.5 out of 10.