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CVE-2021-39351

22
FAUCET Score

CVE-2021-39351 is an authenticated SQL injection vulnerability affecting versions 2.0.0 through 4.0.2 of the WP Bannerize WordPress plugin. An attacker with authenticated access can exploit this flaw via the 'id' parameter in the wpBannerizeAdmin.php file to exfiltrate sensitive information. Rated 6.5 Medium on the CVSS scale, this vulnerability has a low attack complexity and requires low privileges, but can lead to high confidentiality impact. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 2.0.0, <= 4.0.2CPE matchmatch criteria
cpe:2.3:a:wp_bannerize_project:wp_bannerize:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.10%
Probability of exploitation in next 30 days
EPSS Percentile
62.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0110 is in the 75th percentile among its peer group of 21,951 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

Remediation records are not available for this CVE.

References

plugins.trac.wordpress.org / browser/wp-bannerize/trunk/Classes/wpBannerizeAdmin.php
PatchThird Party Advisory
wordfence.com / vulnerability-advisories
Third Party Advisory