How severe is CVE-2018-16805?

CVE-2018-16805 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-2018-16805 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16805?

CVE-2018-16805 affects B3log Solo. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-16805?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-16805 published?

CVE-2018-16805 was published on 2018-09-10 and last updated on 2026-06-17.

CVE-2018-16805

CVE-2018-16805 is a medium-severity vulnerability in B3log Solo 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

Severity: Medium (CVSS 3.x base score 4.8)
CVSS v2: 3.5
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: B3log Solo
Published: 2018-09-10
Last modified: 2026-06-17

Description

In b3log Solo 2.9.3, XSS in the Input page under the Publish Articles menu, with an ID of linkAddress stored in the link JSON field, allows remote attackers to inject arbitrary Web scripts or HTML via a crafted site name provided by an administrator.

Frequently asked questions

What is CVE-2018-16805?: In b3log Solo 2.9.3, XSS in the Input page under the Publish Articles menu, with an ID of linkAddress stored in the link JSON field, allows remote attackers to inject arbitrary Web scripts or HTML via a crafted site name provided by an administrator.
How severe is CVE-2018-16805?: CVE-2018-16805 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-2018-16805 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16805?: CVE-2018-16805 affects B3log Solo. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-16805?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-16805 published?: CVE-2018-16805 was published on 2018-09-10 and last updated on 2026-06-17.

References

https://github.com/b3log/solo/issues/12501

Affected products (1)

cpe:2.3:a:b3log:solo:2.9.3:*:*:*:*:*:*:*

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