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CVE-2015-9356

17
FAUCET Score

CVE-2015-9356 describes a Cross-Site Scripting (XSS) vulnerability in the wp-vipergb plugin for WordPress, affecting versions prior to 1.3.16. This flaw, distinct from CVE-2014-9460, arises from improper sanitization within the add_query_arg() and remove_query_arg() functions. Rated as Medium severity with a CVSS v3.0 score of 6.1, it has a network attack vector, low attack complexity, and requires user interaction, potentially leading to limited confidentiality and integrity impacts. There is no evidence of active exploitation, no public exploit code available (Metasploit, Nuclei, ExploitDB), and minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.3.16CPE matchmatch criteria
cpe:2.3:a:wp-vipergb_project:wp-vipergb:*:*:*:*:*: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
1.00%
Probability of exploitation in next 30 days
EPSS Percentile
59.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0100 is in the 71st percentile among its peer group of 26,219 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, 0.1 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

make.wordpress.org / plugins/2015/04/20/fixing-add_query_arg-and-remove_query_arg-usage
Third Party Advisory
wordpress.org / plugins/wp-vipergb
Release NotesThird Party Advisory