Public proof of conceptFix available

CVE-2018-14059

Q: Is CVE-2018-14059 actively exploited?

Active exploitation of CVE-2018-14059 has not been confirmed. Its EPSS score was 3.1% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2018-14059?

CVE-2018-14059 has a CVSS v3 base score of 5.4 (MEDIUM severity), with vector string CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

A public proof of concept exists; no exploitation attested.

Published2018-08-24
WeaknessCWE-79

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Pimcore allows XSS via Users, Assets, Data Objects, Video Thumbnails, Image Thumbnails, Field-Collections, Objectbrick, Classification Store, Document Types, Predefined Properties, Predefined Asset Metadata, Quantity Value, and Static Routes functions.

Timeline

dates in UTC

2018-08-2422:29CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2018-14059?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-14059?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · OSV

Pimcore

Branch	Affected	Fixed in	Source
5.2	≤ 5.2.3	no fix published	NVD

pimcore/pimcore

Branch	Affected	Fixed in	Source
5.3	< 5.3.0	5.3.0	OSV

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

read 2026-10-23 19:23 UTC

Nuclei template: none so far
Exploit-DB: EDB-45208
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.05.4read 2026-10-23
NVDCVSS 2.03.5read 2026-10-23
NVDweakness (CWE)CWE-79read 2026-10-23
FIRST EPSSEPSS score3.1 %2026-10-23
Exploit-DBdetectionread 2026-10-23
OSVaffected packages—

Technical details

CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Published: 2018-08-24
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2018-14059?

Is CVE-2018-14059 actively exploited?

Active exploitation of CVE-2018-14059 has not been confirmed. Its EPSS score was 3.1% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-14059?

CVE-2018-14059 has a CVSS v3 base score of 5.4 (MEDIUM severity), with vector string CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

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Surveillance reads the versions in your stack — a domain, a lockfile or a list — checks each CVE against the ranges its sources publish, and alerts you when one you run is exploited or enters CISA KEV. A version it cannot read stays « version not verified ».

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