How severe is CVE-2017-7891?

CVE-2017-7891 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-2017-7891 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-7891?

CVE-2017-7891 affects Sourcebans-pp Project Sourcebans-pp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-7891?

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

When was CVE-2017-7891 published?

CVE-2017-7891 was published on 2017-04-17 and last updated on 2026-06-17.

CVE-2017-7891

CVE-2017-7891 is a medium-severity vulnerability in Sourcebans-pp Project Sourcebans-pp 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% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Sourcebans-pp Project Sourcebans-pp
Published: 2017-04-17
Last modified: 2026-06-17

Description

sourcebans-pp (SourceBans++) 1.5.4.7 has XSS in admin.comms.php via the rebanid parameter.

Frequently asked questions

What is CVE-2017-7891?: sourcebans-pp (SourceBans++) 1.5.4.7 has XSS in admin.comms.php via the rebanid parameter.
How severe is CVE-2017-7891?: CVE-2017-7891 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-2017-7891 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-7891?: CVE-2017-7891 affects Sourcebans-pp Project Sourcebans-pp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-7891?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-7891 published?: CVE-2017-7891 was published on 2017-04-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sourcebans-pp_project:sourcebans-pp:1.5.4.7:*:*:*:*:*:*:*

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