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CVE-2015-5528

14
FAUCET Score

CVE-2015-5528 describes a cross-site scripting (XSS) vulnerability in the Floating Social Bar plugin for WordPress, specifically affecting versions prior to 1.1.6. This flaw allows remote attackers to inject arbitrary web script or HTML through the items[] parameter during an fsb_save_order action. With a CVSS score of 4.3, this vulnerability has a medium attack complexity and could lead to unauthorized script execution in a user's browser, though it has a low impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.1.5CPE matchmatch criteria
cpe:2.3:a:wpbeginner:floating_social_bar:*:*:*:*:wordpress:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

AV:N/AC:M/Au:N/C:N/I:P/A:N

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.07%
Probability of exploitation in next 30 days
EPSS Percentile
79.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0207 is in the 65th percentile among its peer group of 19,955 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 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

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/132670/WordPress-Floating-Social-Bar-1.1.5-Cross-Site-Scripting.html
Exploit
security.szurek.pl / floating-social-bar-115-xss.html
Exploit
wordpress.org / plugins/floating-social-bar/changelog
Vendor Advisory
wpvulndb.com / vulnerabilities/8098
securityfocus.com / bid/75944