CVE-2018-16202 — Directory traversal vulnerability in cordova-plugin-ionic-webview versions prior to 2.2.0 (not including 2.0.0-beta.0, 2.0.0-beta.1, 2.0.0-beta.2, and 2.1.0-0) allows remote attackers to access arbitrary files via unspecified vectors

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HIGH

Directory traversal vulnerability in cordova-plugin-ionic-webview versions prior to 2.2.0 (not including 2.0.0-beta.0, 2.0.0-beta.1, 2.0.0-beta.2, and 2.1.0-0) allows remote attackers to access arbitrary files via unspecified vectors

Published Jan 9, 2019

8.6

HIGH

CVSS 3.1

EPSS 3.31%

Description

Directory traversal vulnerability in cordova-plugin-ionic-webview versions prior to 2.2.0 (not including 2.0.0-beta.0, 2.0.0-beta.1, 2.0.0-beta.2, and 2.1.0-0) allows remote attackers to access arbitrary files via unspecified vectors.

Affected products

Vendor npm, Inc. Product Cordova-Plugin-Ionic-Webview Default
n/a
- Version
  versions prior to 2.2.0 (not including 2.0.0-beta.0, 2.0.0-beta.1, 2.0.0-beta.2, and 2.1.0-0)
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

npm, Inc.

Cordova-Plugin-Ionic-Webview

n/a

Version	Status	Constraints
versions prior to 2.2.0 (not including 2.0.0-beta.0, 2.0.0-beta.1, 2.0.0-beta.2, and 2.1.0-0)	affected	-

Ecosystem	Package	Introduced	Fixed
npm	cordova-plugin-ionic-webview	0	2.2.0

Remediation

No remediation recorded yet.

Metrics

3.31% 0.03305

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.03305

Score over time

2021–2026

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (19 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	3.31% (0.03305)	88.13th	v5 (v2026.06.15)
Jun 15, 2026	3.31% (0.03305)	86.91th	v5 (v2026.06.15)
Mar 30, 2025	1.24% (0.01244)	77.44th	v4 (v2025.03.14)
Mar 29, 2025	2.39% (0.02387)	75.01th	v4 (v2025.03.14)
Mar 17, 2025	1.24% (0.01244)	77.91th	v4 (v2025.03.14)
Dec 12, 2024	0.27% (0.00270)	68.72th	v3 (v2023.03.01)
Feb 8, 2024	0.27% (0.00268)	66.80th	v3 (v2023.03.01)
Feb 7, 2024	0.27% (0.00268)	64.39th	v3 (v2023.03.01)
Jan 3, 2024	0.22% (0.00224)	60.68th	v3 (v2023.03.01)
Nov 15, 2023	0.26% (0.00256)	63.29th	v3 (v2023.03.01)
Mar 7, 2023	0.36% (0.00363)	67.98th	v3 (v2023.03.01)
Mar 6, 2023	1.21% (0.01213)	66.61th	v2 (v2022.01.01)
Feb 17, 2023	1.21% (0.01213)	66.22th	v2 (v2022.01.01)
Apr 1, 2022	1.21% (0.01213)	64.21th	v2 (v2022.01.01)
Feb 4, 2022	1.21% (0.01213)	40.54th	v2 (v2022.01.01)
Feb 3, 2022	1.39% (0.01386)	32.11th	v1
Jan 6, 2022	1.39% (0.01386)	31.37th	v1
Sep 1, 2021	1.39% (0.01386)	70.95th	v1
Apr 14, 2021	1.39% (0.01386)	0.00th	v1

Weaknesses (1)

CWE-22

Path Traversal

References (6)

http://jvn.jp/en/jp/JVN60497148/index.html
third-party-advisoryx_refsource_JVNThird Party Advisory
https://github.com/advisories/GHSA-xwjh-cp99-cj8q
Advisory
https://github.com/ionic-team/cordova-plugin-ionic-webview
x_refsource_MISCThird Party Advisory
https://jvn.jp/en/jp/JVN69812763/index.html
third-party-advisoryx_refsource_JVNThird Party Advisory
https://nvd.nist.gov/vuln/detail/CVE-2018-16202
https://www.npmjs.com/advisories/746
x_refsource_MISCThird Party Advisory

Link	Providers	Tags
http://jvn.jp/en/jp/JVN60497148/index.html		third-party-advisoryx_refsource_JVNThird Party Advisory
https://github.com/advisories/GHSA-xwjh-cp99-cj8q		Advisory
https://github.com/ionic-team/cordova-plugin-ionic-webview		x_refsource_MISCThird Party Advisory
https://jvn.jp/en/jp/JVN69812763/index.html		third-party-advisoryx_refsource_JVNThird Party Advisory
https://nvd.nist.gov/vuln/detail/CVE-2018-16202
https://www.npmjs.com/advisories/746		x_refsource_MISCThird Party Advisory