How severe is CVE-2018-1858?

CVE-2018-1858 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-2018-1858 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1858?

CVE-2018-1858 affects Ibm Api Connect. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-1858?

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-2018-1858 published?

CVE-2018-1858 was published on 2019-06-25 and last updated on 2026-06-17.

CVE-2018-1858

CVE-2018-1858 is a high-severity vulnerability in Ibm Api Connect 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: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Ibm Api Connect
Published: 2019-06-25
Last modified: 2026-06-17

Description

IBM API Connect 5.0.0.0 through 5.0.8.6 is vulnerable to cross-site request forgery which could allow an attacker to execute malicious and unauthorized actions transmitted from a user that the website trusts. IBM X-Force ID: 151256.

Frequently asked questions

What is CVE-2018-1858?: IBM API Connect 5.0.0.0 through 5.0.8.6 is vulnerable to cross-site request forgery which could allow an attacker to execute malicious and unauthorized actions transmitted from a user that the website trusts. IBM X-Force ID: 151256.
How severe is CVE-2018-1858?: CVE-2018-1858 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-2018-1858 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1858?: CVE-2018-1858 affects Ibm Api Connect. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-1858?: 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-2018-1858 published?: CVE-2018-1858 was published on 2019-06-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:api_connect:*:*:*:*:*:*:*:*

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