What is CVE-2023-27089?

CVE-2023-27089 is a high-severity vulnerability in Ehuacui-Bbs Project, classified under Cross-site Scripting. CVSS score: 8.2/10. Published 2023-04-04.

How severe is CVE-2023-27089?

High severity. CVSS v3 base score is 8.2 out of 10.

XSS in Ehuacui-Bbs Project

CVE-2023-27089

Cross Site Scripting vulnerability found in Ehuacui BBS allows attackers to cause a denial of service via a crafted payload in the login parameter.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-04-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:H.

EPSS exploit prediction

EPSS: 0.004 (34.2th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.2% 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

Ehuacui-Bbs Project

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

gitee.com/ehuacui/ehuacui-bbs/issues/I6GDCB (Exploit, Third Party Advisory)
github.com/ehuacui/ehuacui-bbs/issues/3 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2023-27089?: CVE-2023-27089 is a high-severity vulnerability in Ehuacui-Bbs Project, classified under Cross-site Scripting. CVSS score: 8.2/10. Published 2023-04-04.
How severe is CVE-2023-27089?: High severity. CVSS v3 base score is 8.2 out of 10.