How severe is CVE-2023-27089?

CVE-2023-27089 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability high.

Is CVE-2023-27089 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-27089?

CVE-2023-27089 affects Ehuacui-bbs Project Ehuacui-bbs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-27089?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-27089 published?

CVE-2023-27089 was published on 2023-04-04 and last updated on 2026-06-17.

CVE-2023-27089

CVE-2023-27089 is a high-severity vulnerability in Ehuacui-bbs Project Ehuacui-bbs with a CVSS 3.x base score of 8.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: High (CVSS 3.x base score 8.2)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Ehuacui-bbs Project Ehuacui-bbs
Published: 2023-04-04
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is 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.
How severe is CVE-2023-27089?: CVE-2023-27089 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability high.
Is CVE-2023-27089 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-27089?: CVE-2023-27089 affects Ehuacui-bbs Project Ehuacui-bbs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-27089?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-27089 published?: CVE-2023-27089 was published on 2023-04-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ehuacui-bbs_project:ehuacui-bbs:-:*:*:*:*:*:*:*

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