How severe is CVE-2019-17130?

CVE-2019-17130 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2019-17130 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-17130?

CVE-2019-17130 affects Vbulletin. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-17130?

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

When was CVE-2019-17130 published?

CVE-2019-17130 was published on 2019-10-04 and last updated on 2026-06-17.

CVE-2019-17130

CVE-2019-17130 is a medium-severity vulnerability in Vbulletin with a CVSS 3.x base score of 6.5. 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-552.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 6.4
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-552
Affected product: Vbulletin
Published: 2019-10-04
Last modified: 2026-06-17

Description

vBulletin through 5.5.4 mishandles external URLs within the /core/vb/vurl.php file and the /core/vb/vurl directories.

Frequently asked questions

What is CVE-2019-17130?: vBulletin through 5.5.4 mishandles external URLs within the /core/vb/vurl.php file and the /core/vb/vurl directories.
How severe is CVE-2019-17130?: CVE-2019-17130 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2019-17130 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-17130?: CVE-2019-17130 affects Vbulletin. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-17130?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-17130 published?: CVE-2019-17130 was published on 2019-10-04 and last updated on 2026-06-17.

References

https://forum.vbulletin.com/forum/vbulletin-announcements/vbulletin-announcements_aa/4423391-vbulletin-5-5-5-alpha-4-available-for-download

Affected products (1)

cpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*

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