CVE-2018-6506

CVE-2018-6506 is a medium-severity vulnerability in Minibb with a CVSS 3.x base score of 4.8. 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

Description

Cross-Site Scripting (XSS) exists in the Add Forum feature in the Administrative Panel in miniBB 3.2.2 via crafted use of an onload attribute of an SVG element in the supertitle field.

Frequently asked questions

What is CVE-2018-6506?
Cross-Site Scripting (XSS) exists in the Add Forum feature in the Administrative Panel in miniBB 3.2.2 via crafted use of an onload attribute of an SVG element in the supertitle field.
How severe is CVE-2018-6506?
CVE-2018-6506 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2018-6506 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-6506?
CVE-2018-6506 affects Minibb. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-6506?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-6506 published?
CVE-2018-6506 was published on 2018-02-12 and last updated on 2026-06-17.

References

Affected products (1)

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