How severe is CVE-2018-8817?

CVE-2018-8817 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-8817 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-8817?

CVE-2018-8817 affects Wampserver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-8817?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-8817 published?

CVE-2018-8817 was published on 2018-03-25 and last updated on 2026-06-17.

CVE-2018-8817

CVE-2018-8817 is a high-severity vulnerability in Wampserver with a CVSS 3.x base score of 8.8. 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-352.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Wampserver
Published: 2018-03-25
Last modified: 2026-06-17

Description

Wampserver before 3.1.3 has CSRF in add_vhost.php.

Frequently asked questions

What is CVE-2018-8817?: Wampserver before 3.1.3 has CSRF in add_vhost.php.
How severe is CVE-2018-8817?: CVE-2018-8817 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-8817 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-8817?: CVE-2018-8817 affects Wampserver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-8817?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-8817 published?: CVE-2018-8817 was published on 2018-03-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wampserver:wampserver:*:*:*:*:*:*:*:*

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