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CVE-2018-20147

23
FAUCET Score

CVE-2018-20147 is a medium-severity vulnerability affecting WordPress versions prior to 4.9.9 and 5.x prior to 5.0.1. It allowed authenticated authors to bypass intended restrictions on file deletion by modifying metadata. The vulnerability has a CVSS score of 6.5, indicating a network-based attack with low complexity and requiring low privileges, potentially leading to high integrity impact. There is no evidence of active exploitation, and no public exploit code or Metasploit modules are available. Community discussion and media coverage for this CVE are minimal.

Impacted Technologies

VendorProductVersion(s)CPE
< 4.9.9CPE matchmatch criteria
cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
>= 5.0, < 5.0.1CPE matchmatch criteria
cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
3.60%
Probability of exploitation in next 30 days
EPSS Percentile
88.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0360 is in the 96th percentile among its peer group of 21,974 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Remediation records are not available for this CVE.

References

codex.wordpress.org / Version_4.9.9
ProductVendor Advisory
lists.debian.org / debian-lts-announce/2019/02/msg00019.html
Mailing ListThird Party Advisory
wordpress.org / news/2018/12/wordpress-5-0-1-security-release
Release NotesVendor Advisory
wordpress.org / support/wordpress-version/version-5-0-1
ProductVendor Advisory
wpvulndb.com / vulnerabilities/9169
Vendor Advisory
debian.org / security/2019/dsa-4401
Third Party Advisory
zdnet.com / article/wordpress-plugs-bug-that-led-to-google-indexing-some-user-passwords
Press/Media CoverageThird Party Advisory
securityfocus.com / bid/106220
Third Party AdvisoryVDB Entry