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CVE-2021-24228

26
FAUCET Score

CVE-2021-24228 is a critical Reflected Cross-Site Scripting (XSS) vulnerability found in the Patreon WordPress plugin versions prior to 1.7.2. The flaw allows unsanitized user-controlled input to be reflected on the wp-login.php page, enabling attackers to inject malicious scripts. With a CVSS score of 9.6, this vulnerability is easily exploitable over the network with low attack complexity, potentially leading to high impacts on confidentiality, integrity, and availability. There is currently 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
< 1.7.2CPE matchmatch criteria
cpe:2.3:a:patreon:patreon_wordpress:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

9.6CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
6.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.87%
Probability of exploitation in next 30 days
EPSS Percentile
77.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0187 is in the 81st percentile among its peer group of 836 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.8 Bluesky, 0.5 Mastodon, and 1.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

jetpack.com / 2021/03/26/vulnerabilities-found-in-patreon-wordpress-plugin
ExploitThird Party Advisory
wpscan.com / vulnerability/7a5fadb1-3f1c-4779-8ff6-356fccb5269b
Third Party Advisory