CVE-2018-5776

FAUCET Score

CVE-2018-5776 describes a Cross-Site Scripting (XSS) vulnerability found in WordPress versions prior to 4.9.2, specifically within the Flash fallback files of the MediaElement component. This medium-severity vulnerability (CVSS 6.1) requires user interaction and could lead to information disclosure and limited data manipulation. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		< 4.9.2CPE matchmatch criteria	cpe:2.3:a:wordpress:wordpress::::::::

CVSS Data

CVSS version used by this source: 3.0

6.1MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

Exploitability Score

2.8

Impact Score

2.7

CvssVersion

3.0

Exploit Intelligence

EPSS Score

2.40%

Probability of exploitation in next 30 days

EPSS Percentile

82.3%

Percentile rank of EPSS score among Peer Group

As of 2026-07-28

Model: v2026.06.15

This CVE's current EPSS score of 0.0240 is in the 92nd percentile among its peer group of 26,236 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 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference

View patch

References

codex.wordpress.org / Version_4.9.2

ProductVendor Advisory

github.com / WordPress/WordPress/commit/3fe9cb61ee71fcfadb5e002399296fcc1198d850

Patch

wordpress.org / news/2018/01/wordpress-4-9-2-security-and-maintenance-release

Release NotesVendor Advisory

wpvulndb.com / vulnerabilities/9006

Third Party Advisory