How severe is CVE-2018-6397?

CVE-2018-6397 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-6397 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 12% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-6397?

CVE-2018-6397 affects Joomlacalendars Picture Calendar. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-6397?

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-2018-6397 published?

CVE-2018-6397 was published on 2018-01-30 and last updated on 2026-06-17.

CVE-2018-6397

CVE-2018-6397 is a high-severity vulnerability in Joomlacalendars Picture Calendar with a CVSS 3.x base score of 7.5. Its EPSS exploit-prediction score of 12% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 12% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Joomlacalendars Picture Calendar
Published: 2018-01-30
Last modified: 2026-06-17

Description

Directory Traversal exists in the Picture Calendar 3.1.4 component for Joomla! via the list.php folder parameter.

Frequently asked questions

What is CVE-2018-6397?: Directory Traversal exists in the Picture Calendar 3.1.4 component for Joomla! via the list.php folder parameter.
How severe is CVE-2018-6397?: CVE-2018-6397 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-6397 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 12% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-6397?: CVE-2018-6397 affects Joomlacalendars Picture Calendar. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-6397?: 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-2018-6397 published?: CVE-2018-6397 was published on 2018-01-30 and last updated on 2026-06-17.

References

https://www.exploit-db.com/exploits/43931/

Affected products (1)

cpe:2.3:a:joomlacalendars:picture_calendar:3.1.4:*:*:*:*:joomla\!:*:*

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