CVE-2015-4455

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

40.59% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 98.5% of scored records. A rank, not a probability.

NVD base score

9.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2017-05-23 03:56Z9 YR AGO

Last updated

2024-08-06 06:18Z2 YR AGO

Reserved

2015-06-09

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-434Unrestricted Upload of File with Dangerous TypeBase

Data version

5.1

Document digest

900490d830ca159da6aa60880f2aafa32f3e13040571256090911eb582d0ec7d

• www.vapid.dhs.orghttp://www.vapid.dhs.org/advisory.php?v=125x_refsource_MISC
• packetstormsecurity.comhttp://packetstormsecurity.com/files/132256/WordPress-Aviary-Image-Editor-Add-On-For-Gravity-Forms-3.0-Beta-Shell-Upload.htmlx_refsource_MISC