Is CVE-2019-15866 in the CISA KEV catalog?

No. CVE-2019-15866 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-15866?

CVE-2019-15866 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2019-15866?

CVE-2019-15866 has an EPSS score of 2.03% (79th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-15866?

Upgrade crelly slider to 1.3.5 or later.

CVE & CISA-KEV Catalog

CVE-2019-15866

HIGHEPSS 79th pctl

8.8

CVSS v3

NVD

Description

The crelly-slider plugin before 1.3.5 for WordPress has arbitrary file upload via a PHP file inside a ZIP archive to wp_ajax_crellyslider_importSlider.

CWE-434Unrestricted File Upload

How to fix

Remediation Available

crelly sliderNVD

Affected:< 1.3.5Fixed in:1.3.5CVE-2019-15866derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

2.03%probability of exploitation in 30 days

79thpercentile

Elevated risk: more likely to be exploited than 79% of all known CVEs.

References

Exploit1

blog.nintechnet.com

Vendor Advisory1

wordpress.org

Related Vulnerabilities

Other CWE-434 (Unrestricted File Upload) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-12617	High	8.1	100%	KEV	Fix
CVE-2018-15961	Critical	9.8	100%	KEV	-
CVE-2021-31207	Medium	6.6	100%	KEV + Ransom	Fix
CVE-2017-12615	High	8.1	100%	KEV + Ransom	-
CVE-2025-31324	Critical	10.0	99%	KEV + Ransom	-
CVE-2024-50623	Critical	9.8	99%	KEV + Ransom	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.