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CVE-2021-24390

25
FAUCET Score

CVE-2021-24390 is a high-severity SQL injection vulnerability affecting the WordPress Alipay/Tenpay/PayPal Integration plugin through version 3.7.2. The vulnerability stems from improper sanitization and validation of the 'proid' GET parameter, allowing an attacker to manipulate SQL queries. With a CVSS score of 7.2, this flaw could lead to full compromise of confidentiality, integrity, and availability, though it requires high privileges to exploit. Currently, there is no public exploit code available, no evidence of active exploitation, and minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.7.2CPE matchmatch criteria
cpe:2.3:a:alipay_project:alipay:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

7.2HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.2
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.55%
Probability of exploitation in next 30 days
EPSS Percentile
72.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0155 is in the 66th percentile among its peer group of 5,538 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 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

codevigilant.com / disclosure/2021/wp-plugin-alipay
ExploitThird Party Advisory
wpscan.com / vulnerability/92b0abec-082f-4545-9636-1b2f4dac66fe
ExploitThird Party Advisory