How severe is CVE-2019-13635?

CVE-2019-13635 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2019-13635 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 45% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-13635?

CVE-2019-13635 affects Wpfastestcache Wp Fastest Cache. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-13635?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2019-13635 published?

CVE-2019-13635 was published on 2019-07-30 and last updated on 2026-06-17.

CVE-2019-13635

CVE-2019-13635 is a critical-severity vulnerability in Wpfastestcache Wp Fastest Cache with a CVSS 3.x base score of 9.1. Its EPSS exploit-prediction score of 45% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 6.4
EPSS exploit prediction: 45% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Wpfastestcache Wp Fastest Cache
Published: 2019-07-30
Last modified: 2026-06-17

Description

The WP Fastest Cache plugin through 0.8.9.5 for WordPress allows wpFastestCache.php and inc/cache.php Directory Traversal.

Frequently asked questions

What is CVE-2019-13635?: The WP Fastest Cache plugin through 0.8.9.5 for WordPress allows wpFastestCache.php and inc/cache.php Directory Traversal.
How severe is CVE-2019-13635?: CVE-2019-13635 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2019-13635 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 45% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-13635?: CVE-2019-13635 affects Wpfastestcache Wp Fastest Cache. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-13635?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-13635 published?: CVE-2019-13635 was published on 2019-07-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wpfastestcache:wp_fastest_cache:*:*:*:*:*:wordpress:*:*

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