How severe is CVE-2016-6523?

CVE-2016-6523 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2016-6523 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-6523?

CVE-2016-6523 affects Dotclear. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-6523?

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

When was CVE-2016-6523 published?

CVE-2016-6523 was published on 2016-12-09 and last updated on 2026-06-17.

CVE-2016-6523

CVE-2016-6523 is a medium-severity vulnerability in Dotclear with a CVSS 3.x base score of 6.1. 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 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Dotclear
Published: 2016-12-09
Last modified: 2026-06-17

Description

Multiple cross-site scripting (XSS) vulnerabilities in the media manager in Dotclear before 2.10 allow remote attackers to inject arbitrary web script or HTML via the (1) q or (2) link_type parameter to admin/media.php.

Frequently asked questions

What is CVE-2016-6523?: Multiple cross-site scripting (XSS) vulnerabilities in the media manager in Dotclear before 2.10 allow remote attackers to inject arbitrary web script or HTML via the (1) q or (2) link_type parameter to admin/media.php.
How severe is CVE-2016-6523?: CVE-2016-6523 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2016-6523 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-6523?: CVE-2016-6523 affects Dotclear. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-6523?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-6523 published?: CVE-2016-6523 was published on 2016-12-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:dotclear:dotclear:*:*:*:*:*:*:*:*

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