How severe is CVE-2018-11538?

CVE-2018-11538 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-2018-11538 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-11538?

CVE-2018-11538 affects Searchblox. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-11538?

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-2018-11538 published?

CVE-2018-11538 was published on 2018-06-01 and last updated on 2026-06-17.

CVE-2018-11538

CVE-2018-11538 is a high-severity vulnerability in Searchblox with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 13% places it in the 96th percentile, indicating an elevated likelihood of exploitation. 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: 13% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Searchblox
Published: 2018-06-01
Last modified: 2026-06-17

Description

servlet/UserServlet in SearchBlox 8.6.6 has CSRF via the u_name, u_passwd1, u_passwd2, role, and X-XSRF-TOKEN POST parameters because of CSRF Token Bypass.

Frequently asked questions

What is CVE-2018-11538?: servlet/UserServlet in SearchBlox 8.6.6 has CSRF via the u_name, u_passwd1, u_passwd2, role, and X-XSRF-TOKEN POST parameters because of CSRF Token Bypass.
How severe is CVE-2018-11538?: CVE-2018-11538 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-2018-11538 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-11538?: CVE-2018-11538 affects Searchblox. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-11538?: 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-2018-11538 published?: CVE-2018-11538 was published on 2018-06-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:searchblox:searchblox:8.6.6:*:*:*:*:*:*:*

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