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CVE-2023-4161

17
FAUCET Score

CVE-2023-4161 affects the WooCommerce PDF Invoice Builder for WordPress, specifically versions up to and including 1.2.90. This Cross-Site Request Forgery (CSRF) vulnerability allows unauthenticated attackers to create invoice fields by tricking an administrator into clicking a malicious link, due to a missing nonce check. The vulnerability has a CVSS score of 4.3 (Medium), indicating a low attack complexity with no privileges required, but user interaction is necessary for exploitation. The potential impact is limited to low integrity, as attackers can only create invoice fields. There is no evidence of active exploitation, and no public exploit code (Metasploit, Nuclei, ExploitDB) is available. Community discussion and media coverage for this CVE are minimal, suggesting low public awareness.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.2.90CPE matchmatch criteria
cpe:2.3:a:rednao:woocommerce_pdf_invoice_builder:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.26%
Probability of exploitation in next 30 days
EPSS Percentile
17.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0026 is in the 18th percentile among its peer group of 26,234 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 0.1 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/woo-pdf-invoice-builder/trunk/woocommerce-pdf-invoice-ajax.php
Patch
plugins.trac.wordpress.org / changeset
Patch
wordfence.com / threat-intel/vulnerabilities/id/3b7aac1c-6962-49cf-850f-ab7b1d220090
Third Party Advisory