How severe is CVE-2017-18408?

CVE-2017-18408 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2017-18408 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-18408?

CVE-2017-18408 affects Cpanel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-18408?

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

When was CVE-2017-18408 published?

CVE-2017-18408 was published on 2019-08-02 and last updated on 2026-06-17.

CVE-2017-18408

CVE-2017-18408 is a medium-severity vulnerability in Cpanel with a CVSS 3.x base score of 5.4. 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 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Cpanel
Published: 2019-08-02
Last modified: 2026-06-17

Description

cPanel before 67.9999.103 allows stored XSS in WHM MySQL Password Change interfaces (SEC-282).

Frequently asked questions

What is CVE-2017-18408?: cPanel before 67.9999.103 allows stored XSS in WHM MySQL Password Change interfaces (SEC-282).
How severe is CVE-2017-18408?: CVE-2017-18408 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2017-18408 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-18408?: CVE-2017-18408 affects Cpanel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-18408?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-18408 published?: CVE-2017-18408 was published on 2019-08-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*

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