CVE-2017-18564

29
FAUCET Score

CVE-2017-18564 describes multiple Cross-Site Scripting (XSS) vulnerabilities in the Sender plugin for WordPress, specifically affecting versions prior to 1.2.1 developed by BestWebSoft. With a CVSS score of 6.1 (Medium), this vulnerability can be exploited remotely without authentication, requiring user interaction to achieve limited impact on confidentiality and integrity. There is no evidence of active exploitation, nor are there publicly available Metasploit or ExploitDB exploits; however, Nuclei templates exist for detection. Community discussion and media coverage for this CVE are minimal.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.2.1CPE matchmatch criteria
cpe:2.3:a:bestwebsoft:sender:*:*:*:*:*: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
1.39%
Probability of exploitation in next 30 days
EPSS Percentile
69.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-23
Model: v2026.06.15
Nuclei: CVE-2017-18564 · Oct 5, 2023
This CVE's current EPSS score of 0.0139 is in the 82nd percentile among its peer group of 26,209 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

Remediation records are not available for this CVE.

References

wordpress.org / plugins/sender
Release Notes