How severe is CVE-2018-0509?

CVE-2018-0509 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-2018-0509 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-0509?

CVE-2018-0509 affects Kkcald Project Kkcald. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-0509?

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-2018-0509 published?

CVE-2018-0509 was published on 2018-02-01 and last updated on 2026-06-17.

CVE-2018-0509

CVE-2018-0509 is a high-severity vulnerability in Kkcald Project Kkcald 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% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Kkcald Project Kkcald
Published: 2018-02-01
Last modified: 2026-06-17

Description

Cross-site request forgery (CSRF) vulnerability in epg search result viewer (kkcald) 0.7.21 and earlier allows an attacker to hijack the authentication of administrators via unspecified vectors.

Frequently asked questions

What is CVE-2018-0509?: Cross-site request forgery (CSRF) vulnerability in epg search result viewer (kkcald) 0.7.21 and earlier allows an attacker to hijack the authentication of administrators via unspecified vectors.
How severe is CVE-2018-0509?: CVE-2018-0509 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-2018-0509 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-0509?: CVE-2018-0509 affects Kkcald Project Kkcald. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-0509?: 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-2018-0509 published?: CVE-2018-0509 was published on 2018-02-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:kkcald_project:kkcald:*:*:*:*:*:*:*:*

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